Washington Weather in August
August in Washington averages 31°C (88°F) during the day and 22°C (72°F) at night. Quite a bit of rainfall is typical this month, with around 152 mm (6 in) on average. An umbrella is a good idea.
Rainfall in Washington in August
Typically around 13 days of rainfall are expected, averaging 152 mm (6 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Washington in August
In August, Washington sees very high temperatures, with highs of 31°C (88°F). Nights drop to around 22°C (72°F). Mornings and evenings are often more comfortable than the peak afternoon hours. At 22°C (72°F) overnight, nights are warm enough to sit outside comfortably in light clothing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April 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
22°C (72°F)
Max Temperature
31°C (88°F)
Chance of Rain
44%
Precipitation
152 mm (6 in)
Rainy days
13 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
unpleasant
poor
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. It's going to pour! Pack a good poncho and prepare for very wet conditions.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.
