Template:Washington, D.C. weatherbox

{{Weather box

|location = American University, Washington D.C (1991–2020 normals, sun 1981-2010, extremes 1946–present)

|metric first = y

|single line = y

|Jan record high C = 22.7

|Feb record high C = 23.8

|Mar record high C = 26.9

|Apr record high C = 32.4

|May record high C = 35.5

|Jun record high C = 36.6

|Jul record high C = 37.2

|Aug record high C = 39.3

|Sep record high C = 33.2

|Oct record high C = 28.2

|Nov record high C = 25.5

|Dec record high C = 24.5

|year record high C =

|Jan high C = 7.3

|Feb high C = 10.0

|Mar high C = 15.5

|Apr high C = 19.3

|May high C = 23.9

|Jun high C = 28.1

|Jul high C = 30.7

|Aug high C = 30.8

|Sep high C = 26.5

|Oct high C = 19.0

|Nov high C = 12.4

|Dec high C = 9.0

|Jan mean C = 2.5

|Feb mean C = 3.2

|Mar mean C = 8.9

|Apr mean C = 14.8

|May mean C = 19.5

|Jun mean C = 24.7

|Jul mean C = 25.9

|Aug mean C = 26.0

|Sep mean C = 21.7

|Oct mean C = 15.4

|Nov mean C = 9.3

|Dec mean C = 4.0

|Jan low C = -2.8

|Feb low C = 0.6

|Mar low C = 4.4

|Apr low C = 8.4

|May low C = 12.8

|Jun low C = 19.5

|Jul low C = 21.3

|Aug low C = 22.0

|Sep low C = 21.9

|Oct low C = 11.2

|Nov low C = 5.3

|Dec low C = 0.6

|Jan record low C = -15.0

|Feb record low C = -15.6

|Mar record low C = -7.4

|Apr record low C = -2.5

|May record low C = -0.8

|Jun record low C = 5.6

|Jul record low C = 8.4

|Aug record low C = 8.0

|Sep record low C = 3.0

|Oct record low C = -2.3

|Nov record low C = -6.2

|Dec record low C = -13.6

|year record low C = -15.6

| Jan dew point C =0.2

| Feb dew point C =0.8

| Mar dew point C =3.9

| Apr dew point C =7.0

| May dew point C =11.2

| Jun dew point C =14.7

| Jul dew point C =16.6

| Aug dew point C =16.8

| Sep dew point C =13.4

| Oct dew point C =10.1

| Nov dew point C =5.9

| Dec dew point C =1.2

|precipitation colour = green

|Jan precipitation mm = 59.9

|Feb precipitation mm = 58.2

|Mar precipitation mm = 79.2

|Apr precipitation mm = 94.7

|May precipitation mm = 90.3

|Jun precipitation mm = 90.4

|Jul precipitation mm = 88.2

|Aug precipitation mm = 90.2

|Sep precipitation mm = 90.4

|Oct precipitation mm = 90.0

|Nov precipitation mm = 87.4

|Dec precipitation mm = 82.8

|year precipitation mm =

|Jan humidity = 78.9

|Feb humidity = 73.6

|Mar humidity = 68.0

|Apr humidity = 67.7

|May humidity = 67.2

|Jun humidity = 66.9

|Jul humidity = 66.2

|Aug humidity = 67.4

|Sep humidity = 70.0

|Oct humidity = 76.5

|Nov humidity = 81.0

|Dec humidity = 81.8

|year humidity =

|unit precipitation days = 1.0 mm

|Jan precipitation days = 4.7

|Feb precipitation days = 4.5

|Mar precipitation days = 5.4

|Apr precipitation days = 7.2

|May precipitation days = 8.4

|Jun precipitation days = 6.6

|Jul precipitation days = 4.5

|Aug precipitation days = 5.5

|Sep precipitation days = 5.1

|Oct precipitation days = 6.6

|Nov precipitation days = 8.3

|Dec precipitation days = 5.7

|year precipitation days =

|Jan sun = 91.4

|Feb sun = 108.5

|Mar sun = 170.0

|Apr sun = 178.4

|May sun = 212.3

|Jun sun = 247.6

|Jul sun = 293.2

|Aug sun = 237.6

|Sep sun = 179.3

|Oct sun = 116.5

|Nov sun = 73.3

|Dec sun = 67.1

|year sun =

|source 1 = NOAA (relative humidity, dew point and sun 1961−1990)

{{cite web

|url = ftp://ftp.atdd.noaa.gov/pub/GCOS/WMO-Normals/TABLES/REG_IV/US/GROUP3/72405.TXT

|title = WMO Climate Normals for WASHINGTON DC/NATIONAL ARPT VA 1961–1990

|access-date = July 18, 2020

|publisher = National Oceanic and Atmospheric Administration

}}

{{cite web

|url = https://www.weather.gov/wrh/climate?wfo=lwx

|title = NowData – NOAA Online Weather Data

|publisher = National Oceanic and Atmospheric Administration

|access-date = October 31, 2024

}}

{{cite web

|url = https://www.ncei.noaa.gov/access/services/data/v1?dataset=normals-monthly-1991-2020&startDate=0001-01-01&endDate=9996-12-31&stations=USW00013743&format=pdf

|publisher = National Oceanic and Atmospheric Administration

|title = Summary of Monthly Normals 1991–2020

|access-date = May 4, 2021

}}

|source 2 = Weather Atlas (UV)

{{Cite web

|url = https://www.weather-us.com/en/district-of-columbia-usa/washington-climate

|title = Washington, DC - Detailed climate information and monthly weather forecast

|publisher = Yu Media Group

|website = Weather Atlas

|language = en

|access-date = June 29, 2019

}}

}}