Washington Weather in August
30.6°C high · 19.1°C low · 96 mm rain · 8.3h sun
Yes — Aug is one of the best months to visit Washington, with mild weather and 8.3h of daily sunshine.
August at a glance
| Metric | Value |
|---|---|
| Average high | 30.6°C |
| Average low | 19.1°C |
| Rainfall | 96 mm |
| Sunshine | 8.3 hours/day |
| Daylight | 13.5 hours |
What to pack in August
Pack comfortable clothes with a light layer for evenings, plus a raincoat and umbrella for Washington in August.
Washington weather by month
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Frequently asked questions
What is the weather in Washington in August?
Highs of 30.6°C and lows of 19.1°C, with about 96 mm of rain and 8.3 hours of sunshine per day.
Is August a good time to visit Washington?
Yes — Aug is one of the best months to visit Washington, with mild weather and 8.3h of daily sunshine.
What to do in Washington · Best time to visit Washington
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.