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

In September, Nantucket averages 22°C high / 15°C low with about 106 mm of rain; Philadelphia averages 27°C high / 18°C low with about 101 mm.

Nantucket vs Philadelphia in September

Philadelphia is the better pick in September — 81 vs 76 on SeasonMap's comfort score. Philadelphia is warm, rainy, clean air, while Nantucket is nice, rainy, clean air.

Nantucket vs Philadelphia — September climate, side by side

	Nantucket	Philadelphia
Comfort score	76/100 (B)	81/100 (A)
Feels-like high	22°C	28°C
Avg high / low	22° / 15°	27° / 18°
Rainfall	106 mm	101 mm
Rainy days	6	7
Humidity	84%	72%
Air quality (AQI)	48	45

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

Nantucket vs Philadelphia in September — FAQ

Is September better in Nantucket or Philadelphia?: Philadelphia is the better pick in September — 81 vs 76 on SeasonMap's comfort score. Philadelphia is warm, rainy, clean air, while Nantucket is nice, rainy, clean air.
What is the weather like in Nantucket vs Philadelphia in September?: In September, Nantucket averages 22°C high / 15°C low with about 106 mm of rain; Philadelphia averages 27°C high / 18°C low with about 101 mm.