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

In August, Glacier National Park averages 20°C high / 7°C low with about 71 mm of rain; Grand Teton National Park averages 24°C high / 5°C low with about 43 mm.

Glacier National Park vs Grand Teton National Park in August

Glacier National Park is the better pick in August — 92 vs 87 on SeasonMap's comfort score. Glacier National Park is nice, a little rain, clean air, while Grand Teton National Park is nice, a little rain, clean air.

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

	🇺🇸 Glacier National Park	🇺🇸 Grand Teton National Park
Comfort score	92/100 (S)	87/100 (A)
Feels-like high	18°C	22°C
Avg high / low	20° / 7°	24° / 5°
Rainfall	71 mm	43 mm
Rainy days	7	6
Humidity	56%	51%
Air quality (AQI)	44	41

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

Month by month

Glacier National Park 🇺🇸 United Statesnice, a little rain, clean air · best July92
Grand Teton National Park 🇺🇸 United Statesnice, a little rain, clean air · best June87

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

Is August better in Glacier National Park or Grand Teton National Park?: Glacier National Park is the better pick in August — 92 vs 87 on SeasonMap's comfort score. Glacier National Park is nice, a little rain, clean air, while Grand Teton National Park is nice, a little rain, clean air.
What is the weather like in Glacier National Park vs Grand Teton National Park in August?: In August, Glacier National Park averages 20°C high / 7°C low with about 71 mm of rain; Grand Teton National Park averages 24°C high / 5°C low with about 43 mm.