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

In September, Juneau averages 15°C high / 7°C low with about 321 mm of rain; Philadelphia averages 27°C high / 18°C low with about 101 mm.

Juneau vs Philadelphia in September

Philadelphia is the better pick in September — 81 vs 59 on SeasonMap's comfort score. Philadelphia is warm, rainy, clean air, while Juneau is cool, soaked, clean air.

Juneau vs Philadelphia — September climate, side by side

	🇺🇸 Juneau	🇺🇸 Philadelphia
Comfort score	59/100 (D)	81/100 (A)
Feels-like high	14°C	28°C
Avg high / low	15° / 7°	27° / 18°
Rainfall	321 mm	101 mm
Rainy days	21	7
Humidity	85%	72%
Air quality (AQI)	27	45

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

Month by month

Juneau vs Philadelphia in September — FAQ

Is September better in Juneau or Philadelphia?: Philadelphia is the better pick in September — 81 vs 59 on SeasonMap's comfort score. Philadelphia is warm, rainy, clean air, while Juneau is cool, soaked, clean air.
What is the weather like in Juneau vs Philadelphia in September?: In September, Juneau averages 15°C high / 7°C low with about 321 mm of rain; Philadelphia averages 27°C high / 18°C low with about 101 mm.