What is the weather like in Salt Lake City vs Yellowstone National Park in September?

In September, Salt Lake City averages 29°C high / 14°C low with about 19 mm of rain; Yellowstone National Park averages 17°C high / 1°C low with about 59 mm.

Salt Lake City vs Yellowstone National Park in September

Salt Lake City is the better pick in September — 92 vs 84 on SeasonMap's comfort score. Salt Lake City is warm, dry, clean air, while Yellowstone National Park is cool, a little rain, clean air.

Salt Lake City vs Yellowstone National Park — September climate, side by side

	🇺🇸 Salt Lake City	🇺🇸 Yellowstone National Park
Comfort score	92/100 (S)	84/100 (A)
Feels-like high	27°C	14°C
Avg high / low	29° / 14°	17° / 1°
Rainfall	19 mm	59 mm
Rainy days	1	11
Humidity	51%	59%
Air quality (AQI)	41	43

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

Month by month

Salt Lake City vs Yellowstone National Park in September — FAQ

Is September better in Salt Lake City or Yellowstone National Park?: Salt Lake City is the better pick in September — 92 vs 84 on SeasonMap's comfort score. Salt Lake City is warm, dry, clean air, while Yellowstone National Park is cool, a little rain, clean air.
What is the weather like in Salt Lake City vs Yellowstone National Park in September?: In September, Salt Lake City averages 29°C high / 14°C low with about 19 mm of rain; Yellowstone National Park averages 17°C high / 1°C low with about 59 mm.