What is the weather like in Grand Canyon National Park vs Zion National Park in August?

In August, Grand Canyon National Park averages 38°C high / 22°C low with about 32 mm of rain; Zion National Park averages 30°C high / 15°C low with about 17 mm.

Grand Canyon National Park vs Zion National Park in August

Zion National Park is the better pick in August — 81 vs 37 on SeasonMap's comfort score. Zion National Park is warm, dry, clean air, while Grand Canyon National Park is sweltering, a little rain, clean air.

Grand Canyon National Park vs Zion National Park — August climate, side by side

	Grand Canyon National Park	Zion National Park
Comfort score	37/100 (F)	81/100 (A)
Feels-like high	39°C	28°C
Avg high / low	38° / 22°	30° / 15°
Rainfall	32 mm	17 mm
Rainy days	5	3
Humidity	36%	33%
Air quality (AQI)	37	43

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

Grand Canyon National Park vs Zion National Park in August — FAQ

Is August better in Grand Canyon National Park or Zion National Park?: Zion National Park is the better pick in August — 81 vs 37 on SeasonMap's comfort score. Zion National Park is warm, dry, clean air, while Grand Canyon National Park is sweltering, a little rain, clean air.
What is the weather like in Grand Canyon National Park vs Zion National Park in August?: In August, Grand Canyon National Park averages 38°C high / 22°C low with about 32 mm of rain; Zion National Park averages 30°C high / 15°C low with about 17 mm.