Big Sky vs Sun Valley in August

Big Sky and Sun Valley are nearly tied in August — 12 vs 14 on SeasonMap's comfort score. Big Sky is nice, a little rain, clean air; Sun Valley is warm, dry, clean air.

Big Sky vs Sun ValleyAugust climate, side by side

Big SkySun Valley
Comfort score12/100 (F)14/100 (F)
Feels-like high23°C24°C
Avg high / low24° / 11°26° / 8°
Rainfall50 mm23 mm
Rainy days103
Humidity54%45%
Air quality (AQI)4246

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

Big Sky vs Sun Valley in August — FAQ

Is August better in Big Sky or Sun Valley?
Big Sky and Sun Valley are nearly tied in August — 12 vs 14 on SeasonMap's comfort score. Big Sky is nice, a little rain, clean air; Sun Valley is warm, dry, clean air.
What is the weather like in Big Sky vs Sun Valley in August?
In August, Big Sky averages 24°C high / 11°C low with about 50 mm of rain; Sun Valley averages 26°C high / 8°C low with about 23 mm.