What is the weather like in Big Sky vs Park City in September?

In September, Big Sky averages 19°C high / 7°C low with about 63 mm of rain; Park City averages 22°C high / 8°C low with about 54 mm.

Big Sky vs Park City in September

Big Sky is the better pick in September — 23 vs 19 on SeasonMap's comfort score. Big Sky is nice, a little rain, clean air, while Park City is nice, a little rain, clean air.

Big Sky vs Park City — September climate, side by side

	🇺🇸 Big Sky	🇺🇸 Park City
Comfort score	23/100 (F)	19/100 (F)
Feels-like high	17°C	19°C
Avg high / low	19° / 7°	22° / 8°
Rainfall	63 mm	54 mm
Rainy days	10	7
Humidity	60%	52%
Air quality (AQI)	39	39

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

Month by month

Big Sky vs Park City in September — FAQ

Is September better in Big Sky or Park City?: Big Sky is the better pick in September — 23 vs 19 on SeasonMap's comfort score. Big Sky is nice, a little rain, clean air, while Park City is nice, a little rain, clean air.
What is the weather like in Big Sky vs Park City in September?: In September, Big Sky averages 19°C high / 7°C low with about 63 mm of rain; Park City averages 22°C high / 8°C low with about 54 mm.