What is the weather like in Nantucket vs Washington in September?

In September, Nantucket averages 22°C high / 15°C low with about 106 mm of rain; Washington averages 28°C high / 17°C low with about 108 mm.

Nantucket vs Washington in September

Washington is the better pick in September — 80 vs 76 on SeasonMap's comfort score. Washington is hot, rainy, clean air, while Nantucket is nice, rainy, clean air.

Nantucket vs Washington — September climate, side by side

	🇺🇸 Nantucket	🇺🇸 Washington
Comfort score	76/100 (B)	80/100 (A)
Feels-like high	22°C	30°C
Avg high / low	22° / 15°	28° / 17°
Rainfall	106 mm	108 mm
Rainy days	6	8
Humidity	84%	74%
Air quality (AQI)	48	47

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

Month by month

Nantucket vs Washington in September — FAQ

Is September better in Nantucket or Washington?: Washington is the better pick in September — 80 vs 76 on SeasonMap's comfort score. Washington is hot, rainy, clean air, while Nantucket is nice, rainy, clean air.
What is the weather like in Nantucket vs Washington in September?: In September, Nantucket averages 22°C high / 15°C low with about 106 mm of rain; Washington averages 28°C high / 17°C low with about 108 mm.