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Weather in Washington, D.C. for August 2026

Your guide to Washington, D.C. weather in August - trends and predictions

    Temperatures

  • So far, August 2026 in Washington, D.C. is slightly warmer than the historical average by 1.1 °F.

  • The forecast for the upcoming days in Washington, D.C. predicts a temperature of 32.5 °F, which is slightly above the historical average.

  • In general, the average temperature in Washington, D.C. at the beginning of August is 30.7 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 30.9 °F by the end of August.

    • Rain 🌧️

  • The climate of Washington, D.C. in August is notably wet, with an average of 12 rainy days, and a total of 112 mm of precipitation.

    • More

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Average dry days
19
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/20°
Temperatures
Average wind speed
12 km/h
Avg max wind
Average humidity
66 %
Avg humidity

Washington, D.C. Weather August

Move between months or click on a day
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
30°
2
Patchy rain possible
30°
3
Sunny
31°
4
Partly cloudy
31°
5
Moderate or heavy rain shower
31°
6
Patchy rain possible
32°
7
Moderate or heavy rain shower
30°
8
Partly cloudy
31°
9
Moderate or heavy rain shower
32°
10
Sunny
38°
11
Sunny
33°
12
Sunny
32°
13
Sunny
32°
14
Sunny
32°
15
Sunny
30°
16
Sunny
33°
17
Sunny
31°
18
Sunny
30°
19
Sunny
31°
20
Partly cloudy
34°
21
Sunny
33°
22
Patchy rain possible
33°
23
Light rain shower
33°
24
Partly cloudy
30°
25
Patchy rain possible
33°
26
Moderate or heavy rain shower
32°
27
Patchy rain possible
32°
28
Moderate or heavy rain shower
31°
29
Overcast
29°
30
Patchy rain possible
30°
31
Overcast
29°

Temperatures trend during August in Washington, D.C.

See the weather trend as well as the moving average line

August weather in Washington, D.C. day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
Aug. 1 Patchy rain possible
Patchy rain possible
 30° /19° 11.4 mm 7
Aug. 2 Patchy rain possible
Patchy rain possible
 30° /19° 4.3 mm 8
Aug. 3 Sunny
Sunny
 31° /20° 4.2 mm 7
Aug. 4 Partly cloudy
Partly cloudy
 31° /19° 1.4 mm 8
Aug. 5 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /20° 4 mm 7
Aug. 6 Patchy rain possible
Patchy rain possible
 32° /21° 2.3 mm 8
Aug. 7 Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /21° 4.4 mm 7
Aug. 8 Partly cloudy
Partly cloudy
 31° /21° 2.3 mm 8
Aug. 9 Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /21° 4.6 mm 8
Aug. 10 Sunny
Sunny
 38° /23° 0.1 mm 7.8
Aug. 11 Sunny
Sunny
 33° /22° 6.4 mm 7.6
Aug. 12 Sunny
Sunny
 32° /20° 0.5 mm 7.7
Aug. 13 Sunny
Sunny
 32° /21° 1.6 mm 7
Aug. 14 Sunny
Sunny
 32° /20° 0 mm 8
Aug. 15 Sunny
Sunny
 30° /19° 0 mm 7
Aug. 16 Sunny
Sunny
 33° /19° 0.9 mm 8
Aug. 17 Sunny
Sunny
 31° /22° 2.2 mm 8
Aug. 18 Sunny
Sunny
 30° /18° 0 mm 7
Aug. 19 Sunny
Sunny
 31° /18° 0 mm 8
Aug. 20 Partly cloudy
Partly cloudy
 34° /21° 0.8 mm 8
Aug. 21 Sunny
Sunny
 33° /21° 3 mm 8
Aug. 22 Patchy rain possible
Patchy rain possible
 33° /23° 3.8 mm 8
Aug. 23 Light rain shower
Light rain shower
 33° /23° 20 mm 8
Aug. 24 Partly cloudy
Partly cloudy
 30° /19° 3.1 mm 7
Aug. 25 Patchy rain possible
Patchy rain possible
 33° /20° 8.7 mm 7
Aug. 26 Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /19° 0.9 mm 7
Aug. 27 Patchy rain possible
Patchy rain possible
 32° /19° 1.5 mm 7
Aug. 28 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /20° 1.9 mm 7
Aug. 29 Overcast
Overcast
 29° /19° 1.5 mm 6
Aug. 30 Patchy rain possible
Patchy rain possible
 30° /19° 2 mm 7
Aug. 31 Overcast
Overcast
 29° /18° 1.6 mm 7
Next
Important Notice
Our weather forecast for Washington, D.C. in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Washington, D.C. forecast closer to your planned date for the most up-to-date weather information.
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Washington, D.C. in August - FAQ

What are the expected maximum and minimum temperatures in Washington, D.C. during August?
Expect warm days with temperatures around 30°, cooling to mild conditions of 20° after sunset. Perfect for those who enjoy warm weather.

How much rainfall should be expected in Washington, D.C. during August?
Significant rainfall exceeding 112 mm is expected in Washington, D.C. during August, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Washington, D.C. during August?
The average wind speed in Washington, D.C. during August is 12 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Washington, D.C.

Explore the daily rainfall trends and prepare for Washington, D.C.s August weather 💧
Typically, Washington, D.C. has 12 rainy days in August with a total of 112 mm of rainfall.

UV exposure in Washington, D.C. during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Counties in Washington, D.C.
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Washington County
Top locations in Washington, D.C.
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Washington
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Location coordinates Where is Washington, D.C.?

Get accurate weather forecasts for Washington, D.C., located at latitude 38.895 and longitude -77.036. Stay updated with localized weather information tailored for Washington, D.C..

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