Washington climate

Washington Weather in August

NOAA 1991-2020 normals for Danbury, 27.3 km from Washington

Average highs run from 84°F on August 1 to 80°F on August 31, and lows from 64°F to 60°F. Normal precipitation for the month is 4.88 in over about 10 wet days.

August day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Washington, in °F, with the record for each date.5060708090100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
82°F
Average low
63°F
Precipitation
4.88 in
Record high
94°FAug 14, 2016
Record low
50°FAug 15, 2013
Chance of a freeze
0%
Days of 90°F or more
4.7
Daylight
14 h 23 min to 13 h 10 min
Cloud cover
56%
Humidity
73%
Dew point
61°F
Wind
3.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Aug 184°F64°F88°F 201156°F 201435%0%
Aug 284°F64°F87°F 201561°F 201335%0%
Aug 384°F64°F87°F 201155°F 201634%0%
Aug 484°F64°F87°F 201854°F 201634%0%
Aug 584°F64°F86°F 201556°F 201334%0%
Aug 684°F64°F91°F 201852°F 201334%0%
Aug 784°F64°F92°F 201852°F 201334%0%
Aug 883°F64°F90°F 201854°F 201434%0%
Aug 983°F64°F89°F 201856°F 201433%0%
Aug 1083°F64°F87°F 201657°F 201433%0%
Aug 1183°F63°F86°F 201853°F 201333%0%
Aug 1283°F63°F93°F 201660°F 201233%0%
Aug 1383°F63°F92°F 201659°F 201533%0%
Aug 1483°F63°F94°F 201656°F 201333%0%
Aug 1583°F63°F94°F 201650°F 201332%0%
Aug 1682°F63°F89°F 201650°F 201332%0%
Aug 1782°F63°F88°F 201653°F 201332%0%
Aug 1882°F63°F90°F 201554°F 201432%0%
Aug 1982°F63°F90°F 201552°F 201431%0%
Aug 2082°F62°F86°F 201652°F 201431%0%
Aug 2182°F62°F84°F 201360°F 201331%0%
Aug 2282°F62°F86°F 201351°F 201730%0%
Aug 2381°F62°F82°F 201852°F 201730%0%
Aug 2481°F62°F83°F 201550°F 201630%0%
Aug 2581°F61°F85°F 201651°F 201330%0%
Aug 2681°F61°F85°F 201557°F 201429%0%
Aug 2781°F61°F87°F 201458°F 201529%0%
Aug 2880°F61°F89°F 201455°F 201529%0%
Aug 2980°F61°F93°F 201852°F 201429%0%
Aug 3080°F60°F94°F 201852°F 201429%0%
Aug 3180°F60°F87°F 201556°F 201729%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Washington, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

August 1
sunrise 5:48 AM, sunset 8:11 PM
August 31
sunrise 6:18 AM, sunset 7:28 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00061762 (Danbury), public domain. Records: NOAA GHCN-Daily, station USC00060128, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.