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

In September, Glacier National Park averages 14°C high / 4°C low with about 78 mm of rain; Yosemite National Park averages 19°C high / 6°C low with about 28 mm.

Glacier National Park vs Yosemite National Park in September

Yosemite National Park is the better pick in September — 93 vs 85 on SeasonMap's comfort score. Yosemite National Park is nice, dry, clean air, while Glacier National Park is cool, a little rain, clean air.

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

	Glacier National Park	Yosemite National Park
Comfort score	85/100 (A)	93/100 (S)
Feels-like high	11°C	16°C
Avg high / low	14° / 4°	19° / 6°
Rainfall	78 mm	28 mm
Rainy days	10	5
Humidity	65%	49%
Air quality (AQI)	37	42

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

Glacier National Park vs Yosemite National Park in September — FAQ

Is September better in Glacier National Park or Yosemite National Park?: Yosemite National Park is the better pick in September — 93 vs 85 on SeasonMap's comfort score. Yosemite National Park is nice, dry, clean air, while Glacier National Park is cool, a little rain, clean air.
What is the weather like in Glacier National Park vs Yosemite National Park in September?: In September, Glacier National Park averages 14°C high / 4°C low with about 78 mm of rain; Yosemite National Park averages 19°C high / 6°C low with about 28 mm.