What is the weather like in Alta vs Aspen in September?

In September, Alta averages 17°C high / 8°C low with about 97 mm of rain; Aspen averages 22°C high / 6°C low with about 30 mm.

Alta vs Aspen in September

Alta and Aspen are nearly tied in September — 22 vs 20 on SeasonMap's comfort score. Alta is nice, rainy, clean air; Aspen is nice, a little rain, clean air.

Alta vs Aspen — September climate, side by side

	🇺🇸 Alta	🇺🇸 Aspen
Comfort score	22/100 (F)	20/100 (F)
Feels-like high	17°C	20°C
Avg high / low	17° / 8°	22° / 6°
Rainfall	97 mm	30 mm
Rainy days	12	6
Humidity	52%	55%
Air quality (AQI)	42	44

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

Month by month

Alta 🇺🇸 United Statesnice, rainy, clean air · best March22
Aspen 🇺🇸 United Statesnice, a little rain, clean air · best January20

Alta vs Aspen in September — FAQ

Is September better in Alta or Aspen?: Alta and Aspen are nearly tied in September — 22 vs 20 on SeasonMap's comfort score. Alta is nice, rainy, clean air; Aspen is nice, a little rain, clean air.
What is the weather like in Alta vs Aspen in September?: In September, Alta averages 17°C high / 8°C low with about 97 mm of rain; Aspen averages 22°C high / 6°C low with about 30 mm.