2025 European heatwaves

In mid-April, Albania was one of many countries in central and eastern Europe to be hit by unseasonably warm temperatures, with Tirana forecasted to reach {{cvt|28|C}}.{{Cite news |last=Mistry |first=Ishani |date=14 April 2025 |title=Weather tracker: north-west Italy braces for thunderstorms and snow |url=https://www.theguardian.com/environment/2025/apr/14/weather-tracker-north-west-italy-braces-for-thunderstorms-and-snow |access-date=24 June 2025 |work=The Guardian}}

On 9 June, a temperature of {{cvt|37.6|C}} was recorded in Tirana as much of the Balkans reached {{cvt|37|C}}.{{Cite news |last=Andrews |first=Matt |date=13 June 2025 |title=Weather tracker: Europe and China in midst of record-breaking heat |url=https://www.theguardian.com/environment/2025/jun/13/weather-tracker-europe-china-record-breaking-heatwaves |access-date=26 June 2025 |work=The Guardian}}

On 26 June, the record for the maximum June temperature in the state of Carinthia was broken after {{cvt|38.3|C}} was recorded in Feistritz ob Bleiburg; the June records for a number of individual weather stations were also broken.{{Cite news |date=27 June 2025 |title=Dieser Juni war der drittwärmste der Messgeschichte in Österreich |url=https://www.derstandard.at/story/3000000275889/dieser-juni-war-der-drittwaermste-der-messgeschichte-in-oesterreich |access-date=1 July 2025 |work=Der Standard |language=de}}

In mid-April, Belarus was one of many countries in central and eastern Europe to be hit by unseasonably warm temperatures.{{Cite news |last=Wood |first=Brendan |date=21 April 2025 |title=Weather tracker: Unseasonable warmth continues in eastern Europe |url=https://www.theguardian.com/environment/2025/apr/21/weather-tracker-unseasonable-warmth-continues-eastern-europe |access-date=24 June 2025 |work=The Guardian}}

On 3 July, temperatures were forecasted to reach {{cvt|35|C}} in the southwest, including Brest, as an orange danger level was declared across the country.{{Cite news |last=Nowaborski |first=Ales |date=3 July 2025 |title=Святкуйце асцярожна: 3 ліпеня ў Беларусі – рэкордная спёка |url=https://belsat.eu/87615476/spioka |access-date=5 July 2025 |work=Belstat |language=be}}

On 26 June, the records for the maximum June temperature were broken in three cities: Doboj, Sarajevo and Tuzla which recorded {{cvt|38.2|C}}, {{cvt|38.8|C}} and {{cvt|37.7|C}} respectively.{{Cite news |date=26 June 2025 |title=Три градови во БиХ урнаа рекорди – историски највисоки температури во јуни |url=https://www.slobodenpecat.mk/tri-gradovi-vo-bih-urnaa-rekordi-istoriski-najvisoki-temperaturi-vo-juni/ |access-date=28 June 2025 |work=Sloboden Pečat |language=mk}} Railway tracks between Vrbanja and Čelinac were deformed by the heat, causing the suspension of ŽRS services.{{Cite news |date=26 June 2025 |title=Deformisala se pruga: U ovom dijelu BiH zbog visokih temperatura obustavljen željeznički saobraćaj |url=https://radiosarajevo.ba/vijesti/bosna-i-hercegovina/deformisala-se-pruga-u-ovom-dijelu-bih-zbog-visokih-temperatura-obustavljen-zeljeznicki-saobracaj/595124 |access-date=28 June 2025 |work=Radio Sarajevo |language=bs}}

On 3 July, a temperature of {{cvt|41|C}} was recorded in Mostar,{{Cite news |date=3 July 2025 |title=U Mostaru danas temperatura 41 stepen, i sutra u BiH pretežno sunčano |url=https://www.vijesti.ba/clanak/703924/u-mostaru-danas-temperatura-41-stepen-i-sutra-u-bih-pretezno-suncano |access-date=4 July 2025 |work=Vijesti.ba |language=bs}} whilst the Brčko District faced an increase in wildfires following high temperatures.{{Cite news |date=3 July 2025 |title=U Brčkom zbog visokih temperatura i nesavjesnih građana česti požari |url=https://www.vijesti.ba/clanak/703899/u-brckom-zbog-visokih-temperatura-i-nesavjesnih-gradjana-cesti-pozari |access-date=4 July 2025 |work=Vijesti.ba |language=bs}} From 4 July, some areas of Sarajevo began to restrict water consumption from 10 p.m. to 7 a.m.{{Cite news |date=2 July 2025 |title=Nekoliko sarajevskih naselja ostaju bez vode, uvodi se noćna redukcija |url=https://www.vijesti.ba/clanak/703669/nekoliko-sarajevskih-naselja-ostaju-bez-vode-uvodi-se-nocna-redukcija |access-date=4 July 2025 |work=Vijesti.ba |language=bs}} On the same day, Mostar recorded a temperature of {{Convert|41|C|F}} for the second time consecutively.{{Cite web |title=Mostar opet najtopliji, ruši temperaturne rekorde |url=https://www.vijesti.ba/clanak/704085/mostar-opet-najtopliji-rusi-temperaturne-rekorde |access-date=2025-07-04 |website=vijesti.ba |language=bs}}

In early July, Bulgaria was expected to experience an intense heatwave with five days of temperatures above {{cvt|40|C}}, peaking on 7 and 8 July with forecasts exceeding {{cvt|43|C}}.{{Cite news |date=2 July 2025 |title=Гореща вълна: Пет дни с температури над 40°C |url=https://www.novinite.bg/articles/270081/Goreshta-valna-Pet-dni-s-temperaturi-nad-40C |access-date=2 July 2025 |work=Novinite |language=bg}}

On 26 June, the records for the maximum June temperature were broken in a number of cities, including Slavonski Brod where a temperature of {{cvt|38.2|C}} was recorded, whilst temperatures in the Grič area of Zagreb came within {{cvt|0.1|C-change}} of its June record. The Pleso area of Zagreb had the exact temperature matching with Slavonski Brod.{{Cite news |last=Popadić |first=Rade |date=27 June 2025 |title=Nevrijeme zahvatilo dio zemlje. Neće do Dalmacije, evo kada stiže fenska bura |url=https://www.dalmacijadanas.hr/nevrijeme-zahvatilo-dio-zemlje-nece-do-dalmacije-evo-kada-stize-fenska-bura/ |access-date=4 July 2025 |work=Dalmacija Danas |language=hr}}

In mid-April, Estonia was one of many countries in central and eastern Europe to be hit by unseasonably warm temperatures which were expected to climb above {{cvt|24|C}}. The country's record for the maximum April temperature was broken when {{cvt|28.8|C}} was recorded.

In late May, parts of France experienced record-breaking heat which also swept across the Iberian Peninsula. On 28 May, a temperature of {{cvt|32.3|C}} was recorded in Canet-en-Roussillon.{{Cite news |last=Andrews |first=Matt |date=30 May 2025 |title=Weather tracker: Record heat engulfs parts of France, Portugal and Spain |url=https://www.theguardian.com/environment/2025/may/30/weather-tracker-record-heat-france-portugal-spain |access-date=24 June 2025 |work=The Guardian}} On 30 May, the records for the maximum May temperature were broken at 27 weather stations in western France, including Limoges and Toulouse; the highest of these was Sabres where a temperature of {{cvt|36.4|C}} was recorded.{{Cite news |last=Mainguet |first=Maxime |date=30 May 2025 |title=CARTE. De nombreux records de chaleur battus ce vendredi dans la moitié ouest de la France |url=https://www.ouest-france.fr/meteo/canicule/cholet-niort-pau-ces-villes-qui-ont-battu-des-records-de-chaleur-ce-vendredi-517f0882-3d66-11f0-9838-46aa9b466e5f |access-date=23 June 2025 |work=Ouest-France |language=fr}}

On 19 June, France entered its 50th heatwave since records began in 1947, with 27 departments under yellow heat alerts from 12 p.m.{{Cite news |last=Garric |first=Audrey |date=18 June 2025 |title=Une vague de chaleur « précoce », avec des températures allant jusqu'à 38 °C et un pic prévu pour samedi, arrive en France |url=https://www.lemonde.fr/planete/article/2025/06/18/une-vague-de-chaleur-precoce-et-remarquable-va-s-abattre-sur-la-france-avec-un-pic-prevu-samedi_6614246_3244.html |access-date=23 June 2025 |work=Le Monde |language=fr}} Météo-France issued orange heat alerts for 16 departments from 20 June, with over 30 more departments under yellow alerts.{{Cite news |date=19 June 2025 |title=Une vague de chaleur sévit en France : 16 départements placés en vigilance orange |url=https://www.lemonde.fr/planete/article/2025/06/19/vague-de-chaleur-16-departements-places-en-vigilance-orange-a-partir-de-vendredi-midi_6614647_3244.html |access-date=23 June 2025 |work=Le Monde |language=fr}} Électricité de France warned that electricity supplies could be disrupted due to high water temperatures impacting electricity production, particularly at the Bugey Nuclear Power Plant.{{Cite news |last=Crellin |first=Forrest |date=20 June 2025 |title=Nuclear power plant warning as heatwave hits France |url=https://www.independent.co.uk/news/world/europe/heatwave-france-nuclear-power-plant-b2773702.html |access-date=23 June 2025 |work=The Independent}} On 21 June, a temperature of {{cvt|39.9|C}} was recorded in Châteaumeillant as orange heat alerts were lifted for all departments except Isère and Rhône on 22 and 23 June.{{Cite news |date=22 June 2025 |title=Canicule : vigilance orange maintenue en Isère et dans le Rhône, Météo-France alerte sur de très fortes chaleurs dans l'Est |url=https://www.lemonde.fr/planete/article/2025/06/22/canicule-vigilance-orange-maintenue-en-isere-et-dans-le-rhone-meteo-france-alerte-sur-de-tres-fortes-chaleurs-dans-l-est_6615287_3244.html |access-date=23 June 2025 |work=Le Monde |language=fr}}

On 29 June, one reactor at the Golfech Nuclear Power Plant was shut down due to rising water temperatures in the Garonne.{{Cite news |last=Le Roy |first=Melissa |date=30 June 2025 |title=La centrale nucléaire de Golfech stoppe son activité en raison de la canicule |url=https://france3-regions.franceinfo.fr/occitanie/tarn-et-garonne/montauban/la-centrale-nucleaire-de-golfech-stoppe-son-activite-en-raison-de-la-canicule-3180219.html |access-date=3 July 2025 |work=France 3 Occitanie |language=fr}} Both the Blayais and Bugey nuclear power plants were also producing less electricity due to the rivers they use for cooling being warmer than normal.{{Cite news |last=Delanoë |first=Lauriane |date=1 July 2025 |title=Nucléaire : la canicule engendre une hausse de la consommation et une baisse de la production, un réacteur à l'arrêt depuis dimanche |url=https://www.franceinfo.fr/environnement/energie/nucleaire/nucleaire-la-canicule-engendre-une-hausse-de-la-consommation-et-une-baisse-de-la-production-un-reacteur-a-l-arret-depuis-dimanche_7348722.html |access-date=3 July 2025 |work=Radio France |language=fr}}

On 30 June, a record-breaking 84 departments were under orange heatwave alerts, with a further seven under yellow alerts; only five departments had no alerts: Calvados, Côtes-d'Armor, Finistère, Manche and Seine-Maritime.{{Cite news |date=30 June 2025 |title=Canicule : 84 départements en vigilance orange, l'« épisode caniculaire intense » s'étend sur toute la France |url=https://www.lemonde.fr/planete/article/2025/06/30/canicule-la-vigilance-orange-maintenue-jusqu-a-mardi-pour-les-84-departements-concernes-un-episode-jamais-vu_6616805_3244.html |access-date=30 June 2025 |work=Le Monde |language=fr}} The following day, 16 departments were upgraded to red alerts, including all of the Paris Region.{{Cite news |date=30 June 2025 |title=Canicule : 16 départements, dont ceux d'Île-de-France, basculent mardi en vigilance rouge |url=https://www.leparisien.fr/meteo/canicule-16-departements-dont-ceux-dile-de-france-basculent-mardi-en-vigilance-rouge-30-06-2025-6J25RZLSJBDNTILJCB7IMNLYO4.php |access-date=30 June 2025 |work=Le Parisien |language=fr}} Part of the Eiffel Tower was closed between 30 June and 2 July due to the extreme heat.{{Cite news |date=1 July 2025 |title=Le sommet de la tour Eiffel fermé jusqu'à mercredi en raison de la canicule |url=https://www.lefigaro.fr/culture/le-sommet-de-la-tour-eiffel-ferme-jusqu-a-mercredi-en-raison-de-la-canicule-20250701 |access-date=2 July 2025 |work=Le Figaro |language=fr}}

On 1 July, a temperature of {{cvt|41.4|C}} was recorded in Cadenet.{{Cite tweet |number=1940097313352917340 |user=meteofrance |title=🌡️ Ce mardi a été dans la continuité de la journée de lundi, avec des températures très élevées. |author-link=Météo-France |date=1 July 2025 |access-date=2 July 2025 |language=fr}} According to the Ministry of National Education, a total of 2,213 schools were closed due to the heatwave.{{Cite web |date=1 July 2025 |title=Point d'étape des conséquences de la canicule sur l'accueil des élèves et des personnels |url=https://www.education.gouv.fr/point-d-etape-des-consequences-de-la-canicule-sur-l-accueil-des-eleves-et-des-personnels-450764 |access-date=2 July 2025 |website=Ministry of National Education |language=fr}}

On 2 July, four departments were under red heatwave alerts, with a further 55 under orange alerts.{{Cite news |date=2 July 2025 |title=Canicule : quatre départements toujours en vigilance rouge ce mercredi, le Sud-Ouest respire à nouveau |url=https://www.sudouest.fr/environnement/climat/canicule/canicule-quatre-departements-toujours-en-vigilance-rouge-ce-mercredi-le-sud-ouest-respire-a-nouveau-25078447.php |access-date=2 July 2025 |work=Sud Ouest |language=fr}} Météo-France announced that France had experienced its second-hottest June on record, with an average temperature of {{cvt|22.2|C}}, beaten only by 2003. The agency also noted that a number of cities exceeded {{cvt|35|C}} for an unprecedented number of days, including Avignon with eleven days and Carcassonne, Nîmes and Toulouse with nine days.{{Cite news |date=2 July 2025 |title=Canicule : avec 22,2 °C de moyenne, juin 2025 est devenu le deuxième mois le plus chaud de l'histoire |url=https://www.liberation.fr/environnement/climat/canicule-avec-222-c-de-moyenne-juin-2025-est-devenu-le-deuxieme-mois-le-plus-chaud-de-lhistoire-20250702_S7SQ4BEH5VBKLFWQFU33U3WLD4/ |access-date=2 July 2025 |work=Libération |language=fr}} A 10-year-old American tourist died after collapsing during a visit to the Palace of Versailles; earlier that day Agnès Pannier-Runacher, the Minister of Ecological Transition, reported two additional heat-related fatalities and said that over 300 people had received emergency care due to the heat.{{Cite news |last=Cursino |first=Malu |date=2 July 2025 |title=Scorching European heatwave turns deadly in Spain, Italy and France |url=https://www.bbc.co.uk/news/articles/cwyg5pq584eo |access-date=3 July 2025 |work=BBC News}}

In mid-April, eastern Germany was one of many areas of central and eastern Europe to be hit by unseasonably warm temperatures, with Berlin forecasted to reach {{cvt|26|C}} on 16 and 17 April.

On 21 June, a temperature of {{cvt|32.8|C}} was recorded in Wutöschingen.{{Cite news |last1=Mader |first1=Luca |last2=Veil |first2=Susanne |last3=Kraft |first3=Nils |date=22 June 2025 |title=Bis zu 37 Grad möglich: Wetterdienst warnt vor Hitze in BW - Waldbrandgefahr steigt |url=https://www.swr.de/swraktuell/baden-wuerttemberg/warnung-wetterdienst-hitze-in-bw-37-grad-am-sonntag-100.html |access-date=23 June 2025 |work=SWR |language=de}}

On 1 July, a wildfire started in Gohrischheide on the border of Saxony and Brandenburg, leading to the evacuation of over 100 people as two firefighters were injured.{{Cite news |last=Jensch |first=Nele |date=3 July 2025 |title=Wildfires in eastern Germany injure firefighters and force evacuations |url=https://apnews.com/article/germany-wildfires-gohrischheide-village-evacuations-1384197a5922b13c88c9713f08eb8faf |access-date=3 July 2025 |work=AP News}} On 2 July, Germany experienced its hottest day of the year so far when {{cvt|39.3|C}} was recorded in Andernach, closely followed by {{cvt|39.2|C}} in Tangerhütte and {{cvt|39.1|C}} in Kitzingen.{{Cite news |last=Jensch |first=Nele |date=2 July 2025 |title=Hitze: Europa ächzt unter dem Wetter |url=https://www.dw.com/de/hitzewelle-hitze-deutschland-europa-wetter-juli-gewitter-40-grad-temperaturrekord-v3/g-73088060 |access-date=3 July 2025 |work=DW |language=de}}

Between 9 and 12 June, night-time minimum temperatures remained mostly over {{cvt|30|C}} in Greece.

Since late June, the country has experienced a number of wildfires which were exacerbated by high temperatures and have caused significant damage.{{Cite news |last1=Klimentov |first1=Mikhail |last2=Livingston |first2=Ian |date=5 July 2025 |title=Wildfires rage on Greek island of Crete amid deadly European heat wave |url=https://www.washingtonpost.com/world/2025/07/03/greece-wildfires-crete-europe-heatwave/ |access-date=5 July 2025 |work=The Washington Post}} On 27 June, a temperature of {{cvt|43.2|C}} was recorded in Skala, Messenia.{{Cite web |date=27 June 2025 |title=Ξεπέρασε τους 40 °C η μέγιστη θερμοκρασία την Παρασκευή 27 Ιουνίου 2025 |url=https://www.meteo.gr/article_view.cfm?entryID=3752 |access-date=2 July 2025 |website=meteo.gr |language=el}} According to the National Observatory of Athens, Greece had experienced its second-hottest June on record, beaten only by 2024.{{Cite news |date=1 July 2025 |title=Meteo: Ο φετινός Ιούνιος ήταν ο δεύτερος θερμότερος από το 2010 – Ποιες περιοχές βρέθηκαν στο «κόκκινο» |url=https://www.kathimerini.gr/society/563691721/meteo-o-fetinos-ioynios-itan-o-deyteros-thermoteros-apo-to-2010-poies-perioches-vrethikan-sto-kokkino/ |access-date=2 July 2025 |work=Kathimerini |language=el}} As a result, the Ministry of Labour and Social Security imposed a mandatory work stoppage from midday to 17:00 affecting outdoor manual labor and food delivery services in parts of the country beginning on 7 July.{{Cite news |date=7 July 2025 |title=Greece imposes work breaks as a heat wave grips the country |url=https://apnews.com/article/greece-heat-wave-summer-work-breaks-20fc6912059b8f0d122d6100430bbe15 |access-date=7 July 2025 |work=AP News |language=en}} The Acropolis was also ordered closed from 13:00 to 17:00 on 8 July due to extreme heat.{{Cite news |date=8 July 2025 |title=Greece shuts the Acropolis due to high temperatures |url=https://apnews.com/article/greece-acropolis-heat-wave-summer-ea91302a3e25bb9491ed2a9151ffe6b1 |access-date=8 July 2025 |work=AP News |language=en}}

File:Iceland heatwave geos5 20250518.jpg

In mid-May, Iceland experienced a record-breaking heatwave, with temperatures reaching at least {{cvt|20|C}} for ten consecutive days between 13 and 22 May. The country's record for the highest May temperature was broken on 15 May at Egilsstaðir Airport, where {{cvt|26.6|C}} was recorded; the previous record of {{cvt|25.6|C}}, recorded in 1992, was surpassed three more times during the heatwave. Furthermore, 94% of the automatic weather stations in the country which have been in operation for at least 20 years broke their records for the maximum May temperature; three staffed stations also broke their records for the maximum May temperature, including Stykkishólmur which has been in operation for 174 years.{{Cite web |date=26 May 2025 |title=The most significant May heatwave ever recorded in Iceland |url=https://en.vedur.is/about-imo/news/the-most-significant-may-heatwave-ever-recorded-in-iceland |access-date=27 June 2025 |website=Icelandic Meteorological Office}}

In late April, the hottest temperature recorded in April of 25.9 °C (78.6 °F) was reached in County Galway, breaking the previous record set in 1984.{{Cite web |last=Thu |last2=May |first2=01 |last3=2025 - 08:12 |date=2025-05-01 |title=New all-time April temperature record set, Met Éireann says |url=https://www.irishexaminer.com/news/arid-41623366.html |access-date=2025-07-14 |website=Irish Examiner |language=en}}

Some places in Ireland recorded their driest May on record. Places in the south of the country also seen nearly 300 hours of sunshine with 298.8 hours recorded in Wexford.{{Cite web |last=Pepper |first=Diarmuid |date=2025-06-04 |title=Some parts of the country had their warmest and sunniest May ever, says Met Éireann |url=https://www.thejournal.ie/warmest-and-sunniest-may-on-record-in-some-parts-6723450-Jun2025/ |access-date=2025-07-14 |website=TheJournal.ie |language=en}}

On 19 June, temperatures reached {{cvt|27|C}} in County Roscommon, making it the hottest day of the year so far.{{Cite news |date=20 June 2025 |title=Teaspach as cuimse geallta, athrú aeráide is cúis leis |url=https://www.rte.ie/news/nuacht/2025/0620/1519456-teaspach-as-cuimse-geallta-athru-aeraide-is-cuis-leis/ |access-date=23 June 2025 |work=RTÉ News |language=ga}} A temperature of {{cvt|29.6|C}} was recorded at the same location the following day, making 20 June the hottest day in Ireland in 3 years.{{Cite news |last1=O'Driscoll |first1=Marc |last2=Meskill |first2=Tommy |date=20 June 2025 |title=Hottest day for three years as high of 29.6C recorded in Roscommon |url=https://www.rte.ie/news/weather/2025/0620/1519425-weather-ireland-temperature/ |access-date=23 June 2025 |work=RTÉ News}}

In July, temperatures were forecast to reach into the low 30s in some places, with a status yellow weather warning issued for the whole country on 11 July.{{Cite web |last=Dalton |first=Eoghan |date=2025-07-12 |title=Hot spell: Nationwide status yellow temperature warning takes effect |url=https://www.thejournal.ie/heat-wave-ireland-6761035-Jul2025/ |access-date=2025-07-14 |website=TheJournal.ie |language=en}} On 12 July, temperatures reached 31.1 °C (88 °F) in Roscommon, marking the hottest day of the year. {{Cite web |title=Hottest day of year as Met Éireann says mercury hit 31C |url=https://amp.rte.ie/amp/1523167/ |access-date=2025-07-14 |website=amp.rte.ie}}

On 12 June, Florence was forecasted to reach {{cvt|39|C}} as thunderstorms gave way to high temperatures.{{Cite news |last=Mistry |first=Ishani |date=9 June 2025 |title=Weather tracker: Storms make way for summer heat in Europe |url=https://www.theguardian.com/environment/2025/jun/09/weather-tracker-storms-summer-heat-europe-south-africa |access-date=26 June 2025 |work=The Guardian}}

On 25 June, temperatures reached a record-breaking {{cvt|9.5|C}} at Capanna Margherita, {{cvt|4554|m}} above sea level.{{Cite news |last=Cuscela |first=Maria |date=25 June 2025 |title=Caldo, nuovo record alla Capanna Margherita: 9,5 gradi a 4.554 metri di altitudine |url=https://www.lastampa.it/vercelli/2025/06/25/news/meteo_caldo_record_capanna_margherita_valsesia_alagna-15206642/ |access-date=27 June 2025 |work=La Stampa |language=it}} On 26 June, temperatures reached {{cvt|38.2|C}} in Bologna; the record for the highest minimum June temperature there was broken at {{cvt|27.3|C}}.{{Cite news |last=Alvisi |first=Matteo |date=26 June 2025 |title=Bologna è una città africana con temperature record: 38,2 gradi e minima più alta di sempre a 27,3 |url=https://www.ilrestodelcarlino.it/bologna/cronaca/caldo-temperature-record-tq5e5sp2 |access-date=27 June 2025 |work=il Resto del Carlino |language=it}} On 27 June, a total of 27 cities were under heat alerts: 13 were on red, 10 were on orange and four were on yellow.{{Cite news |date=27 June 2025 |title=Caldo africano, oggi 13 città con bollino rosso: da Roma a Milano, cosa significa. Temperature fino a 40 gradi |url=https://www.ilmessaggero.it/schede/caldo_africano_bollino_rosso_citta_quali_sono_elenco_arancione_giallo_allarme_cosa_fare-8921770.html |access-date=27 June 2025 |work=Il Messaggero |language=it}} On 30 June, two people died amid high temperatures: a 47-year-old man died in San Lazzaro di Savena whilst working at a construction site;{{Cite news |date=30 June 2025 |title=Imprenditore edile 47enne muore mentre lavora sotto al sole a San Lazzaro (Bologna) |url=https://www.ilfattoquotidiano.it/2025/06/30/operaio-morto-cantiere-bologna-notizie/8045271/ |access-date=1 July 2025 |work=il Fatto Quotidiano |language=it}} and a 53-year-old woman died in Bagheria after collapsing from the heat.{{Cite news |date=1 July 2025 |title=Donna di 53 anni muore in strada a Bagheria dopo un malore per il gran caldo |url=https://www.ilfattoquotidiano.it/2025/07/01/donna-di-53-anni-muore-in-strada-a-bagheria-dopo-un-malore-per-il-gran-caldo/8045978/ |access-date=1 July 2025 |work=il Fatto Quotidiano |language=it}} On 1 July, a power outage caused by excessive energy consumption and underground cables overheating hit part of Florence, leading to the evacuation of the Rinascente department store in the Piazza della Repubblica.{{Cite news |last=Marinari |first=Francesco |date=1 July 2025 |title=Black out a Firenze, colpite zone del centro storico, grande magazzino evacuato |url=https://www.lanazione.it/firenze/cronaca/black-out-firenze-m6vg5z26 |access-date=4 July 2025 |work=La Nazione |language=it}} On 2 July, two men died at beaches in Sardinia and another died from heart failure in Genoa.

In mid-April, Latvia was one of many countries in central and eastern Europe to be hit by unseasonably warm temperatures which were expected to climb above {{cvt|24|C}}. The country's record for the maximum April temperature was broken when {{cvt|28.4|C}} was recorded.

In mid-April, Lithuania was one of many countries in central and eastern Europe to be hit by unseasonably warm temperatures which were expected to climb above {{cvt|24|C}}. On 18 April, four weather stations surpassed {{cvt|29|C}}, breaking the country's previous record for the maximum April temperature set in 1959 at {{cvt|23.1|C}}.

On 26 June, a temperature of {{cvt|41.7|C}} was recorded in Skopje, the hottest June temperature recorded there since 1949.{{Cite news |last=Skorobać |first=Anđela |date=27 June 2025 |title=PAKLENI TALAS POKORIO BALKAN Rekordi stari više od jednog veka SRUŠENI u Beogradu i Novom Sadu ,najžešći dani do sada |url=https://www.alo.rs/vesti/drustvo/1081430/temperaturni-rekordi-stari-vise-od-jednog-veka-sruseni-u-beogradu-i-novom-sadu/vest |access-date=4 July 2025 |work=Alo! |language=sr}}

In mid-April, Poland was one of many countries in central and eastern Europe to be hit by unseasonably warm temperatures, with Łódź forecasted to reach {{cvt|28|C}}. On 18 April, a temperature of {{cvt|29.4|C}} was recorded in Łeba, which is almost {{cvt|20|C-change}} above its April average.

In late May, Portugal experienced record-breaking heat which swept across the Iberian Peninsula and into France. On 28 May, the record for the maximum May temperature was broken in Beja when {{cvt|37.4|C}} was recorded there.{{Cite news |last1=Góis |first1=Anabela |last2=Camilo |first2=Diogo |date=28 May 2025 |title=Beja regista a temperatura mais alta de sempre no mês de maio |url=https://rr.pt/noticia/pais/2025/05/28/beja-regista-a-temperatura-mais-alta-de-sempre-no-mes-de-maio/427263/ |access-date=23 June 2025 |work=Rádio Renascença |language=pt}} On 30 May, the May record was broken in both Alvalade and Amareleja, where temperatures reached {{cvt|39.6|C}} and {{cvt|39.8|C}} respectively.{{Cite web |date=31 May 2025 |title=Temperaturas registadas em 30 de maio de 2025 em Portugal 🌡️♨️ |url=https://www.facebook.com/photo?fbid=1169099688578404&set=a.649941783827533 |access-date=23 June 2025 |website=Facebook |language=pt}}

On 8 June, a temperature of {{cvt|40.5|C}} was recorded in Mértola. During the week of 15 to 21 June, numerous weather stations in Portugal recorded temperatures surpassing {{cvt|40|C}}, peaking on 17 June when {{cvt|42.3|C}} was recorded in Alvega.{{Cite news |date=23 June 2025 |title=Portugal hits 42.3 °C |url=https://www.theportugalnews.com/news/2025-06-23/portugal-hits-423-c/98789 |access-date=24 June 2025 |work=The Portugal News}}

On 29 June, the national record for the maximum June temperature was broken after {{cvt|46.6|C}} was recorded in Mora, surpassing the previous record of {{cvt|44.9|C}}, which was set in Alcácer do Sal in 2017; temperatures came close to the country's absolute maximum of {{cvt|47.3|C}}, which was recorded in 2003.{{Cite news |last=Amado |first=Carolina |date=29 June 2025 |title=Onda de calor trouxe novo recorde de temperatura para Junho: 46,6ºC |url=https://www.publico.pt/2025/06/29/azul/noticia/onda-calor-trouxe-novo-recorde-temperatura-junho-466c-2138312 |access-date=30 June 2025 |work=Público |language=pt}} Out of the 90 weather stations in the country, 31 reached or exceeded their records for the maximum June temperature on 28 and 29 June.{{Cite news |date=3 July 2025 |title=Portugal registou 69 mortes em excesso durante alerta de calor |url=https://www.publico.pt/2025/07/03/sociedade/noticia/portugal-registou-69-mortes-excesso-durante-alerta-calor-2138823 |access-date=4 July 2025 |work=Público |language=pt}} Between 28 June and the first days of July, the Directorate-General of Health recorded 284 excess deaths, primarily in people aged 85 and over.{{Cite news |date=7 July 2025 |title=Portugal registou 284 mortes em excesso durante alerta de tempo quente |url=https://www.dn.pt/sociedade/portugal-registou-284-mortes-em-excesso-durante-alerta-de-tempo-quente |access-date=9 July 2025 |work=Diário de Notícias |language=pt}}

In mid-April, western Russia was one of many areas of central and eastern Europe to be hit by unseasonably warm temperatures.

On 26 June, a temperature of {{cvt|40.7|C}} was recorded in Ćuprija, whilst daily records for 25 and 26 June were broken in Belgrade and Novi Sad, where temperatures reached {{cvt|38.1|C}} and {{cvt|38.7|C}} respectively.

On 25 June, a temperature of {{cvt|35.7|C}} was recorded in Ljubljana, breaking the daily record there. On 26 June, the national record for the maximum June temperature was broken when {{cvt|38.4|C}} was recorded in Črnomelj, beating the previous record of {{cvt|38.0|C}} set in Podnanos in 2022; the record for the highest daily mean temperature was also broken there at {{cvt|31.5|C}}.{{Cite news |last=Člankov Avtorja |first=Število |date=27 June 2025 |title=Temperature: Padla dva rekorda |url=https://www.zurnal24.si/slovenija/temperature-padla-dva-rekorda-443175 |access-date=4 July 2025 |work=Žurnal24 |language=sl}}

The first heatwave to strike Spain in 2025 came in late May and brought record-breaking temperatures to much of the country. On 28 May, a temperature of {{cvt|39.1|C}} was recorded in El Granado, whilst the first heat warnings of the year were activated in Andalusia and Catalonia, followed by Aragon, Extremadura and Galicia the following day.{{Cite news |last=Torres Benayas |first=Victoria |date=28 May 2025 |title=Las claves del episodio de calor extraordinario: estará en el podio de los tres peores registrados en mayo |url=https://elpais.com/espana/2025-05-28/las-claves-del-episodio-de-calor-extraordinario-estara-en-el-podio-de-los-tres-peores-registrados-en-mayo.html |access-date=23 June 2025 |work=El País |language=es}} On 29 May, the country saw its first day of the year over {{cvt|40|C}} when a temperature of {{cvt|40.6|C}} was recorded at Seville Airport;{{Cite tweet |number=1928151170339500224 |user=AEMET_Esp |title=🌡️Han llegado los primeros 40 ºC del verano... antes del verano. |author-link=State Meteorological Agency |date=29 May 2025 |access-date=23 June 2025 |language=es}} records for the maximum May temperature were broken at five stations, as well as one for the highest minimum May temperature.{{Cite tweet |number=1928379279135404486 |user=AEMET_Esp |title=🌡️El jueves 29 se batieron varios récords de temperatura máxima para el mes de mayo, y también uno de temperatura mínima más alta. |author-link=State Meteorological Agency |date=30 May 2025 |access-date=23 June 2025 |language=es}} On 30 May, temperatures surpassed 40 °C in a number of places, with {{cvt|41.6|C}} recorded in El Granado;{{Cite tweet |number=1928554427989815746 |user=AEMET_Esp |title=🌡️De nuevo se han superado los 40 ºC en puntos del sur peninsular este viernes. |author-link=State Meteorological Agency |date=30 May 2025 |access-date=23 June 2025 |language=es}} the following day temperatures dropped slightly with a maximum of {{cvt|40.7|C}} recorded at Córdoba Airport.{{Cite tweet |number=1928923788411846935 |user=AEMET_Esp |title=🌡️El sábado se han superado, por tercer día consecutivo, los 40 ºC en puntos del sur peninsular. |author-link=State Meteorological Agency |date=31 May 2025 |access-date=23 June 2025 |language=es}} On 30 and 31 May, records for the maximum May temperature were broken at five more stations, with records for the highest minimum May temperature broken at three others.{{Cite tweet |number=1929215885392134236 |user=AEMET_Esp |title=📈Durante los dos últimos días de mayo se batieron varios récords de temperatura máxima y mínima más alta para ese mes. |author-link=State Meteorological Agency |date=1 June 2025 |access-date=23 June 2025 |language=es}}

On 8 June, a number of areas in southern Spain were placed on orange and yellow heat warnings;{{Cite tweet |number=1931285615250641337 |user=AEMET_Esp |title=07/06 11:42 Avisos activos mañana en España por temperaturas máximas y costeros. |author-link=State Meteorological Agency |date=7 June 2025 |access-date=23 June 2025 |language=es}} around 40 stations recorded temperatures over 40 °C, with a maximum temperature of {{cvt|42.9|C}} recorded in Morón de la Frontera.{{Cite tweet |number=1931790953490137507 |user=AEMET_Esp |title=🌡️ Alrededor de cuarenta estaciones de nuestra red han alcanzado o superado los 40 ºC este domingo. |author-link=State Meteorological Agency |date=8 June 2025 |access-date=23 June 2025 |language=es}} Dozens of stations were at record levels for early summer.

On 19 June, the record for the maximum June temperature in Huelva was broken when a temperature of {{cvt|41.1|C}} was recorded there; the record for the highest minimum June temperature in Morón de la Frontera was broken at {{cvt|25.0|C}}.{{Cite tweet |number=1936003558362464282 |user=AEMET_Esp |title=🌡️El día 19 se batieron dos récords de temperaturas altas para el mes de junio. |author-link=State Meteorological Agency |date=20 June 2025 |access-date=23 June 2025 |language=es}} On 21 June, temperatures reached {{cvt|40.4|C}} in Córdoba, where a 58-year-old man became the first person of the year to die from heatstroke in the region.{{Cite news |last=Cobos |first=Pilar |date=22 June 2025 |title=Córdoba registra el primer fallecido por golpe de calor de 2025 en Andalucía |url=https://www.diariocordoba.com/cordoba-ciudad/2025/06/22/muere-hombre-58-anos-golpe-118929622.html |access-date=26 June 2025 |work=Diario Córdoba |language=es}} According to the Carlos III Health Institute, there were 114 deaths attributable to high temperatures between 1 and 21 June.{{Cite news |last=Ferrer |first=Joan Lluís |date=25 June 2025 |title=Este junio ya quintuplica las muertes por calor en España del mismo mes de 2024 |url=https://www.informacion.es/medio-ambiente/2025/06/25/junio-quintuplica-muertes-calor-espana-119048211.html |access-date=26 June 2025 |work=Información |language=es}} On 22 June, the record for the highest minimum June temperature in Murcia was broken at {{cvt|24.4|C}}.{{Cite tweet |number=1937133791023387067 |user=AEMET_Esp |title=📈Murcia batió el pasado domingo su récord de temperatura mínima más alta para un mes de junio: 24,4 ºC. |author-link=State Meteorological Agency |date=23 June 2025 |access-date=23 June 2025 |language=es}} On 23 June, the records for both the maximum and highest minimum June temperatures at Almería Airport were broken at {{cvt|40.9|C}} and {{cvt|27.1|C}} respectively.{{Cite tweet |number=1937904151750471947 |user=AEMET_Esp |title=📈 El pasado día 23 Almería aeropuerto batió tanto su récord de temperatura máxima como el de mínima más altas para un mes de junio: 40.9 y 27.1 °C, respectivamente. |author-link=State Meteorological Agency |date=25 June 2025 |access-date=29 June 2025 |language=es}}

On 28 June, amid another period of extreme temperatures, the national record for the maximum June temperature was broken after {{cvt|46.0|C}} was recorded in El Granado, surpassing the previous record of {{cvt|45.2|C}}, which was set in Seville in 1965.{{Cite tweet |number=1939035888056443222 |user=AEMET_Esp |title=⚠️ Récord nacional de temperatura para junio. |author-link=State Meteorological Agency |date=28 June 2025 |access-date=29 June 2025 |language=es}} According to the Carlos III Health Institute, there were a total of 380 deaths attributable to high temperatures throughout June.{{Cite news |date=1 July 2025 |title=Junio acaba con 380 muertes achacables a las altas temperaturas, 102 de ellas desde el sábado por la ola de calor |url=https://www.elmundo.es/espana/2025/07/01/6863dfabfdddff72038b45a5.html |access-date=2 July 2025 |work=El Mundo |language=es}}

On 1 July, two people were killed in a large wildfire in a farming area of the municipality of Torrefeta i Florejacs.{{Cite news |date=2 July 2025 |title=Two die in Catalonia wildfire as heatwave grips Europe |url=https://www.reuters.com/business/environment/two-die-catalonia-wildfire-heatwave-grips-europe-2025-07-02/ |access-date=2 July 2025 |work=Reuters}}

On 28 June, a temperature of {{cvt|36.0|C}} was recorded in Biasca, whilst the national record for the maximum temperature at a pressure of {{cvt|500|hPa}} was broken after {{cvt|-4.28|C}} was recorded above Payerne. MeteoSwiss issued a level 3 heatwave warning for large parts of the country starting on 29 June.{{Cite news |date=28 June 2025 |title=La vague de chaleur s'étend sur toute la Suisse |url=https://www.letemps.ch/suisse/la-vague-de-chaleur-s-etend-sur-toute-la-suisse |access-date=3 July 2025 |work=Le Temps |language=fr}}

On 2 July, the first reactor of the Beznau Nuclear Power Plant was shut down, followed by the second one later that day, leaving the facility entirely offline. The operator of the plant, Axpo, said they had shut it down to prevent the waters of the Aare from overheating and to protect the river's ecosystem.{{Cite news |date=3 July 2025 |title=AKW Beznau stellt wegen der Hitze auch zweiten Reaktor ab |url=https://www.tagesanzeiger.ch/zu-hohe-wassertemperatur-der-aare-akw-beznau-stellt-wegen-der-hitze-auch-zweiten-reaktor-ab-407666249506 |access-date=3 July 2025 |work=Tages-Anzeiger |language=de}} A temperature of {{cvt|35.7|C}} was recorded in Basel, making it the second-hottest day of the year so far.{{Cite tweet |number=1940459531781513238 |user=meteoschweiz |title=Auch am Mittwoch war es wieder hochsommerlich heiss. |author-link=MeteoSwiss |date=2 July 2025 |access-date=3 July 2025 |language=de}}

On 26 June, East Thrace, the European part of Turkey, was hit by high temperatures which reached {{cvt|39.5|C}} in Edirne and {{cvt|38|C}} in Kırklareli.{{Cite news |date=26 June 2025 |title=Trakya'da sıcak hava etkili oluyor |url=https://www.aa.com.tr/tr/gundem/trakyada-sicak-hava-etkili-oluyor/3614250 |access-date=4 July 2025 |work=Anadolu Agency |language=tr}} In late June, amid high temperatures and strong winds, a series of wildfires broke out in İzmir Province which killed at least three people and forced over 50,000 people to evacuate.{{Cite news |date=5 July 2025 |title=Turkiye's Izmir, Hatay and Syria's Latakia regions affected by wildfires |url=https://www.aljazeera.com/news/2025/7/5/izmir-villages-in-turkiye-affected-by-wildfires-now-under-control |access-date=5 July 2025 |work=Al Jazeera}}

The Istanbul Metropolitan Municipality warned of a heatwave between 5 and 9 July and urged endangered groups such as children, the elderly and pregnant women not to stay in direct sunlight.{{Cite news |date=4 July 2025 |title=İstanbul kavrulacak: AKOM tarih verdi! |url=https://www.cumhuriyet.com.tr/turkiye/istanbul-kavrulacak-akom-tarih-verdi-2415132 |access-date=4 July 2025 |work=Cumhuriyet |language=tr}}

The Met Office considers a heatwave to be when temperatures on three consecutive days surpass {{cvt|25-28|C}}, depending on the location.{{Cite news |last=King |first=Simon |date=17 June 2025 |title=When is a heatwave really a heatwave? |url=https://www.bbc.co.uk/weather/articles/c74n42pnzdvo |access-date=22 June 2025 |work=BBC Weather}} The extreme heat exacerbated conditions for wildfires following what had already been the worst year for them on record in the United Kingdom; this record was broken exceptionally early in the year after the total area burned by wildfires surpassed {{cvt|29000|ha|acre sqmi km2}} in late April.{{Cite news |last1=Poynting |first1=Mark |last2=Rivault |first2=Erwan |date=27 April 2025 |title=Area burned by UK wildfires in 2025 already at annual record |url=https://www.bbc.co.uk/news/articles/c0m9gm3jwljo |access-date=30 June 2025 |work=BBC News}}

On 18 June, a temperature of {{cvt|29.3|C}} was recorded in St James's Park in London as yellow heat-health alerts were issued by the UK Health Security Agency (UKHSA) for most of England which were in place from 12 p.m. that day to 6 p.m. on 22 June.{{Cite news |last1=O'Byrne Mulligan |first1=Euan |last2=Taylor |first2=Matt |date=18 June 2025 |title=Temperatures surpass 29C as UK heads for heatwave |url=https://www.bbc.co.uk/news/articles/c8d6jmmdq5go |access-date=22 June 2025 |work=BBC News}} Researchers at the London School of Hygiene & Tropical Medicine estimated that there would be around 570 heat-related deaths between 19 and 22 June, with 129 in London alone.{{Cite news |last=Carrington |first=Damian |date=21 June 2025 |title=Current heatwave 'likely to kill almost 600 people in England and Wales' |url=https://www.theguardian.com/environment/2025/jun/21/heatwave-expected-deaths-england-and-wales-analysis |access-date=23 June 2025 |work=The Guardian}}

On 19 June, amber heat-health alerts were issued for all areas of England in place until 9 a.m. on 23 June as Suffolk became the first area of the UK to officially enter a heatwave as temperatures passed {{cvt|27|C}} for the third consecutive day. Temperatures of {{cvt|32.2|C}} were recorded at Heathrow and Kew, making it the hottest day of the year so far; Wales also saw its hottest day as {{cvt|30.2|C}} was recorded in Cardiff and Trawsgoed. The highest temperature recorded in Scotland was {{cvt|24.4|C}} in Glasgow Bishopton, 1.1 °C lower than its hottest day so far for the year.{{Cite news |last1=King |first1=Simon |last2=Smith |first2=Cachella |date=19 June 2025 |title=Temperatures pass 32C as first UK area enters heatwave |url=https://www.bbc.co.uk/news/articles/cm2z4rmyl0yo |access-date=22 June 2025 |work=BBC News}} During the Royal Ascot temperatures reached {{cvt|29.7|C}}, with one person taken to hospital and 42 others receiving treatment on site for heat-related illnesses.{{Cite news |last=Stephens |first=Daisy |date=19 June 2025 |title=Dozens fall ill in heat at Royal Ascot |url=https://www.bbc.co.uk/news/articles/c04dpxqxn45o |access-date=22 June 2025 |work=BBC News}}

On 20 June, Scotland experienced its hottest day of the year so far as {{cvt|28.9|C}} was recorded at Drumnadrochit.{{Cite news |last=Bonar |first=Megan |date=20 June 2025 |title=Scotland bakes at 28C on hottest day of the year |url=https://www.bbc.co.uk/news/articles/czxernn0relo |access-date=23 June 2025 |work=BBC News}} Temperatures in both England and Wales reached {{cvt|30.8|C}}.{{Cite news |last=Sephton |first=Connor |date=21 June 2025 |title=UK weather: Yellow warning for thunderstorms as heatwave intensifies |url=https://news.sky.com/story/uk-weather-yellow-warning-for-thunderstorms-as-heatwave-intensifies-13386103 |access-date=23 June 2025 |work=Sky News}} Transport for London activated a hot weather plan for the London Underground, where average temperatures on certain lines surpass {{cvt|30|C}}.{{Cite news |last=Low |first=Harry |date=20 June 2025 |title=Hot weather plan for Tube activated for heatwave |url=https://www.bbc.co.uk/news/articles/cjrl3g2y9qpo |access-date=23 June 2025 |work=BBC News}}

On 21 June, a temperature of {{cvt|33.2|C}} was recorded in Charlwood, beating the record set two days earlier.{{Cite news |last1=Chisholm |first1=Johanna |last2=Cole |first2=Hollie |last3=Bett |first3=Darren |date=21 June 2025 |title=Temperatures surpass 33C as storm warning kicks in |url=https://www.bbc.co.uk/news/articles/cg5z78nyglpo |access-date=23 June 2025 |work=BBC News}} A heatwave was declared in Northern Ireland for the first time in two years as temperatures surpassed {{cvt|25|C}} for the third consecutive day; its hottest day of the year so far was on 20 June when a temperature of {{cvt|29.5|C}} was recorded at Castlederg.{{Cite news |last=Best |first=Barra |date=21 June 2025 |title=Northern Ireland records first heatwave in two years |url=https://www.bbc.co.uk/news/articles/c77v4711ezjo |access-date=23 June 2025 |work=BBC News}} A fault on a train near Loughborough Junction forced all services in the area to cease, three of which were outside station platforms; these trains had to be evacuated which took up to two and a half hours.{{Cite news |last=Kelly |first=James W |date=21 June 2025 |title=Train passengers evacuated as temperatures soar |url=https://www.bbc.co.uk/news/articles/cy9xj3vnyxgo |access-date=23 June 2025 |work=BBC News}}

On 22 June, temperatures fell across the country as many areas experienced wind and rain,{{Cite news |last1=Smith |first1=Cachella |last2=Bett |first2=Darren |date=22 June 2025 |title=Heatwave eases as wind and rain drift across UK |url=https://www.bbc.co.uk/news/articles/crrqw7z0ykko |access-date=22 June 2025 |work=BBC News}} with overnight yellow weather warnings for thunderstorms in place until 3 a.m. for parts of northern England, northeast Wales and the Scottish Borders.{{Cite news |date=21 June 2025 |title=UK weather: Up to 40mm of rain could fall in two hours amid thunderstorm warning |url=https://news.sky.com/story/uk-weather-up-to-40mm-of-rain-could-fall-in-two-hours-amid-thunderstorm-warning-13386891 |access-date=23 June 2025 |work=Sky News}}

On 26 June, the UKHSA issued amber heat-health alerts for the East Midlands, East of England, London, South East and South West regions, with yellow alerts in place for the West Midlands and Yorkshire and the Humber; all alerts were in place from midday on 27 June to 6 p.m. on 1 July. On 30 June, a yellow alert was issued for the North West region whilst the alerts for the West Midlands and Yorkshire and the Humber were upgraded to amber; all alerts were also extended to end at 9 a.m. on 2 July.{{Cite web |date=26 June 2025 |title=Heat-Health Alerts issued by UKHSA and the Met Office |url=https://www.gov.uk/government/news/first-yellow-heat-health-alert-of-2025-issued-for-4-regions |access-date=29 June 2025 |website=gov.uk |publisher=UK Health Security Agency}}

By 27 June, Suffolk was already officially in a heatwave as temperatures had exceeded {{cvt|27|C}} at Santon Downham for three consecutive days.{{Cite news |last1=Somerville |first1=Ewan |last2=King |first2=Simon |date=27 June 2025 |title=Health alerts come into force ahead of second heatwave |url=https://www.bbc.co.uk/news/articles/cy4y8exrw0zo |access-date=29 June 2025 |work=BBC News}} On 29 June, London saw its second day of temperatures surpassing {{cvt|31|C}}, whilst temperatures reached {{cvt|26.4|C}} at Yeovilton, close to the site of the Glastonbury Festival.{{Cite news |last1=Fatima |first1=Zahra |last2=Bett |first2=Darren |date=29 June 2025 |title=London hits 31C for second day as heatwave builds |url=https://www.bbc.co.uk/news/articles/cx2l77w5pl7o |access-date=29 June 2025 |work=BBC News}}

On 30 June, temperatures surpassed {{cvt|30|C}} across much of the country, with a maximum of {{cvt|33.1|C}} recorded at Heathrow Airport.{{Cite news |last1=Mitchell |first1=Ottilie |last2=King |first2=Simon |date=30 June 2025 |title=Heatwave peak sees parts of UK climb to 33C |url=https://www.bbc.co.uk/news/articles/c89epj8pd9zo |access-date=30 June 2025 |work=BBC News}} In southwest London, Wimbledon saw its hottest opening day on record at {{cvt|32.3|C}}, surpassing the previous record of {{cvt|29.3|C}} set in 2001.{{Cite news |last1=Sinmaz |first1=Emine |last2=Abdul |first2=Geneva |date=30 June 2025 |title=Wimbledon opening day hottest on record as temperatures forecast to hit 34C |url=https://www.theguardian.com/sport/2025/jun/30/wimbledon-hottest-opening-day-on-record |access-date=30 June 2025 |work=The Guardian}} In Jersey, the record for the maximum June temperature was broken when a temperature of {{cvt|33.4|C}} was recorded on the island.{{Cite news |date=30 June 2025 |title=Jersey sees hottest June day on record |url=https://www.bbc.co.uk/news/articles/cn0zz35d717o |access-date=1 July 2025 |work=BBC News}}

On 1 July, a temperature of {{cvt|35.8|C}} was recorded in Faversham, making it the hottest day of the year so far.{{Cite tweet |number=1941155685330198746 |user=metoffice |title=Following verification, temperatures peaked at 35.8 °C at Faversham on 1 July, making this the highest temperature reached so far this year. |author-link=Met Office |date=4 July 2025 |access-date=4 July 2025}} Northern Ireland, Scotland and Wales saw much milder temperatures, with the maximums there being {{cvt|20.5|C}}, {{cvt|19.7|C}} and {{cvt|25.8|C}} respectively. The Met Office also confirmed that England had experienced its hottest June since records began in 1884, with an average temperature of {{cvt|16.9|C}}; the United Kingdom as a whole had experienced its second-hottest June with an average of {{cvt|15.2|C}}.{{Cite news |last1=King |first1=Simon |last2=James |first2=Imogen |date=1 July 2025 |title=UK sees hottest day of 2025 as heatwave peaks |url=https://www.bbc.co.uk/news/articles/c79qqx1r5yyo |access-date=1 July 2025 |work=BBC News}} Elsewhere in Scotland, firefighters were battling a series of wildfires in Moray and the neighbouring Highlands for a fourth day.{{Cite news |date=1 July 2025 |title=In pictures: Scotland's four-day battle with wildfires |url=https://www.bbc.co.uk/news/articles/c93kkj7pvzdo |access-date=1 July 2025 |work=BBC News}}

2 July marked the end of the heatwave in the country, which had lasted as long as six days in some areas.{{Cite news |last1=Keith-Lucas |first1=Sarah |last2=Bubalo |first2=Mattea |date=2 July 2025 |title=Cooler weather conditions set in across UK as heatwave ends |url=https://www.bbc.co.uk/news/articles/ceq7yr2drygo |access-date=2 July 2025 |work=BBC News}} The Environment Agency warned of droughts across the country following what had been one of the driest springs on record; North West England and Yorkshire were already in an official state of drought.{{Cite news |last1=Poynting |first1=Mark |last2=Carr |first2=Jess |last3=Leake |first3=Phil |date=2 July 2025 |title=Will there be a drought where I live? |url=https://www.bbc.co.uk/news/articles/crk661074ejo |access-date=2 July 2025 |work=BBC News}}

On 8 July, the UKHSA issued yellow heat-health alerts for the East Midlands, East of England, London, South East, South West and West Midlands regions; all alerts were in place from 9 July to 15 July.{{Cite news |last=Rich |first=Ben |date=8 July 2025 |title=Heat health alerts issued ahead of third UK heatwave |url=https://www.bbc.co.uk/weather/articles/cx2jdg56gedo |access-date=9 July 2025 |work=BBC Weather}} These regions received additional amber heat-health alerts whilst the remaining three regions of England were placed under yellow alerts; these alerts were in place from midday on 11 July to 9 a.m. on 14 July.{{Cite news |last=Clinton |first=Jane |date=11 July 2025 |title=Heat health alerts and hosepipe bans across England as third heatwave takes hold |url=https://www.theguardian.com/uk-news/2025/jul/11/heat-health-alerts-hosepipe-ban-england-third-heatwave |access-date=11 July 2025 |work=The Guardian}} A hosepipe ban for customers of Yorkshire Water came into effect on 11 July, affecting over five million people;{{Cite news |last1=Hudson |first1=Paul |last2=Jones |first2=Steve |date=8 July 2025 |title=UK's first 2025 hosepipe ban declared in Yorkshire |url=https://www.bbc.co.uk/news/articles/cx2073zy4k9o |access-date=11 July 2025 |work=BBC News}} the same day, South East Water announced it would also impose a ban for customers in Kent and Sussex from 18 July, with Thames Water warning that it may also impose a ban.{{Cite news |last=Lo |first=Hsin-Yi |date=11 July 2025 |title=Water company announces hosepipe ban |url=https://www.bbc.co.uk/news/articles/cz9kqj7n7zpo |access-date=11 July 2025 |work=BBC News}}

On 11 July, a temperature of {{cvt|34.7|C}} was recorded in Astwood Bank whilst Wales saw its hottest day of the year when {{cvt|32.7|C}} was recorded in Usk. The hottest temperatures in Northern Ireland and Scotland were {{cvt|28.1|C}} in Magilligan and {{cvt|28.9|C}} in Aboyne.{{Cite news |last1=Cole |first1=Hollie |last2=King |first2=Simon |date=11 July 2025 |title=Millions face hosepipe bans as UK heatwave reaches 34.7C |url=https://www.bbc.co.uk/news/articles/crmv8x74ky9o |access-date=11 July 2025 |work=BBC News}}

{{Portal|Climate change|Weather}}

• Climate change in Europe
• 2003 European heatwave, which caused over 70,000 excess deaths
• 2006 European heatwave
• 2018 European heatwave
• 2019 European heatwaves
• 2022 European heatwaves
• 2023 European heatwaves
• 2024 European heatwaves
• List of weather records
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