What is the weather like in Big Sky vs Jackson in September?

In September, Big Sky averages 19°C high / 7°C low with about 63 mm of rain; Jackson averages 21°C high / 3°C low with about 41 mm.

Big Sky vs Jackson in September

Big Sky and Jackson are nearly tied in September — 23 vs 20 on SeasonMap's comfort score. Big Sky is nice, a little rain, clean air; Jackson is nice, a little rain, clean air.

Big Sky vs Jackson — September climate, side by side

	🇺🇸 Big Sky	🇺🇸 Jackson
Comfort score	23/100 (F)	20/100 (F)
Feels-like high	17°C	18°C
Avg high / low	19° / 7°	21° / 3°
Rainfall	63 mm	41 mm
Rainy days	10	7
Humidity	60%	57%
Air quality (AQI)	39	40

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

Month by month

Big Sky vs Jackson in September — FAQ

Is September better in Big Sky or Jackson?: Big Sky and Jackson are nearly tied in September — 23 vs 20 on SeasonMap's comfort score. Big Sky is nice, a little rain, clean air; Jackson is nice, a little rain, clean air.
What is the weather like in Big Sky vs Jackson in September?: In September, Big Sky averages 19°C high / 7°C low with about 63 mm of rain; Jackson averages 21°C high / 3°C low with about 41 mm.