What is the weather like in Glacier National Park vs Jackson in September?

In September, Glacier National Park averages 14°C high / 4°C low with about 78 mm of rain; Jackson averages 21°C high / 3°C low with about 41 mm.

Glacier National Park vs Jackson in September

Glacier National Park is the better pick in September — 85 vs 20 on SeasonMap's comfort score. Glacier National Park is cool, a little rain, clean air, while Jackson is nice, a little rain, clean air.

Glacier National Park vs Jackson — September climate, side by side

	🇺🇸 Glacier National Park	🇺🇸 Jackson
Comfort score	85/100 (A)	20/100 (F)
Feels-like high	11°C	18°C
Avg high / low	14° / 4°	21° / 3°
Rainfall	78 mm	41 mm
Rainy days	10	7
Humidity	65%	57%
Air quality (AQI)	37	40

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

Month by month

Glacier National Park vs Jackson in September — FAQ

Is September better in Glacier National Park or Jackson?: Glacier National Park is the better pick in September — 85 vs 20 on SeasonMap's comfort score. Glacier National Park is cool, a little rain, clean air, while Jackson is nice, a little rain, clean air.
What is the weather like in Glacier National Park vs Jackson in September?: In September, Glacier National Park averages 14°C high / 4°C low with about 78 mm of rain; Jackson averages 21°C high / 3°C low with about 41 mm.