Boston Weather in August
28.1°C high · 16.6°C low · 92 mm rain · 8.2h sun
Yes — Aug is one of the best months to visit Boston, with mild weather and 8.2h of daily sunshine.
August at a glance
| Metric | Value |
|---|---|
| Average high | 28.1°C |
| Average low | 16.6°C |
| Rainfall | 92 mm |
| Sunshine | 8.2 hours/day |
| Daylight | 13.7 hours |
What to pack in August
Pack comfortable clothes with a light layer for evenings, plus a raincoat and umbrella for Boston in August.
Boston weather by month
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Frequently asked questions
What is the weather in Boston in August?
Highs of 28.1°C and lows of 16.6°C, with about 92 mm of rain and 8.2 hours of sunshine per day.
Is August a good time to visit Boston?
Yes — Aug is one of the best months to visit Boston, with mild weather and 8.2h of daily sunshine.
What to do in Boston · Best time to visit Boston
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.