Washington Weather in August
United States · 30-year monthly averages
👍 Good time to visit
August in Washington is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 22°C (71°F). Expect roughly 83mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
Avg high
31°C
88°F
Avg low
22°C
71°F
Rainfall
83mm
moderate
Rainy days
7
days with ≥1mm
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
August vs the rest of the year
FAQ
- How hot is Washington in August?
- August in Washington is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 22°C (71°F). Expect roughly 83mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
- Does it rain a lot in Washington in August?
- Washington sees around 83mm of precipitation in August on average — moderate by global standards.
- Is August a good time to visit Washington?
- August is a good month to visit Washington, with generally agreeable conditions.