Washington Weather in August
Washington in August averages 31°C (88°F) during the day and 18°C (64°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in Washington in August
On average, there are about 9 days with rain during this month, averaging 73 mm (2.9 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Washington in August
Expect highs of 31°C (88°F) in Washington in August, with nights dropping to around 18°C (64°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With lows of 18°C (64°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, September and October typically offer the best weather for Washington.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Washington's climate page.
Washington Temperature in August
Min Temperature
18°C (64°F)
Max Temperature
31°C (88°F)
Chance of Rain
28%
Precipitation
73 mm (2.9 in)
Rainy days
9 days
Best Places in the United States of America in August
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in August →
perfect weather
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tolerable
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What to Wear in Washington in August
Warm but pleasant conditions in Washington in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days.What To Do in Washington in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Washington's climate page.
See the full Washington climate overview or explore weather in the United States of America.
