What is the weather like in Boston vs Hyannis in August?

In August, Boston averages 29°C high / 19°C low with about 86 mm of rain; Hyannis averages 27°C high / 18°C low with about 79 mm.

Boston vs Hyannis in August

Hyannis is the better pick in August — 88 vs 80 on SeasonMap's comfort score. Hyannis is hot, a little rain, muggy air, while Boston is hot, rainy.

Boston vs Hyannis — August climate, side by side

	🇺🇸 Boston	🇺🇸 Hyannis
Comfort score	80/100 (A)	88/100 (A)
Feels-like high	30°C	29°C
Avg high / low	29° / 19°	27° / 18°
Rainfall	86 mm	79 mm
Rainy days	8	7
Humidity	73%	81%
Air quality (AQI)	52	58

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Boston 🇺🇸 United Stateshot, rainy · best September80
Hyannis 🇺🇸 United Stateshot, a little rain, muggy air · best July88

Boston vs Hyannis in August — FAQ

Is August better in Boston or Hyannis?: Hyannis is the better pick in August — 88 vs 80 on SeasonMap's comfort score. Hyannis is hot, a little rain, muggy air, while Boston is hot, rainy.
What is the weather like in Boston vs Hyannis in August?: In August, Boston averages 29°C high / 19°C low with about 86 mm of rain; Hyannis averages 27°C high / 18°C low with about 79 mm.