What is the weather like in Glacier National Park vs Grand Teton National Park in October?

In October, Glacier National Park averages 6°C high / -2°C low with about 141 mm of rain; Grand Teton National Park averages 11°C high / -4°C low with about 61 mm.

Glacier National Park vs Grand Teton National Park in October

Grand Teton National Park is the better pick in October — 75 vs 65 on SeasonMap's comfort score. Grand Teton National Park is cold, a little rain, clean air, while Glacier National Park is cold, rainy, clean air.

Glacier National Park vs Grand Teton National Park — October climate, side by side

	🇺🇸 Glacier National Park	🇺🇸 Grand Teton National Park
Comfort score	65/100 (C)	75/100 (B)
Feels-like high	2°C	7°C
Avg high / low	6° / -2°	11° / -4°
Rainfall	141 mm	61 mm
Rainy days	14	8
Humidity	78%	74%
Air quality (AQI)	35	41

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

Month by month

Glacier National Park 🇺🇸 United Statescold, rainy, clean air · best July65
Grand Teton National Park 🇺🇸 United Statescold, a little rain, clean air · best June75

Glacier National Park vs Grand Teton National Park in October — FAQ

Is October better in Glacier National Park or Grand Teton National Park?: Grand Teton National Park is the better pick in October — 75 vs 65 on SeasonMap's comfort score. Grand Teton National Park is cold, a little rain, clean air, while Glacier National Park is cold, rainy, clean air.
What is the weather like in Glacier National Park vs Grand Teton National Park in October?: In October, Glacier National Park averages 6°C high / -2°C low with about 141 mm of rain; Grand Teton National Park averages 11°C high / -4°C low with about 61 mm.