Grand Canyon National Park vs Pinnacles National Park in August

Pinnacles National Park is the better pick in August — 59 vs 37 on SeasonMap's comfort score. Pinnacles National Park is sweltering, dry, clean air, while Grand Canyon National Park is sweltering, a little rain, clean air.

Grand Canyon National Park vs Pinnacles National ParkAugust climate, side by side

Grand Canyon National ParkPinnacles National Park
Comfort score37/100 (F)59/100 (D)
Feels-like high39°C35°C
Avg high / low38° / 22°35° / 12°
Rainfall32 mm1 mm
Rainy days50
Humidity36%51%
Air quality (AQI)3738

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

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

Is August better in Grand Canyon National Park or Pinnacles National Park?
Pinnacles National Park is the better pick in August — 59 vs 37 on SeasonMap's comfort score. Pinnacles National Park is sweltering, 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 Pinnacles National Park in August?
In August, Grand Canyon National Park averages 38°C high / 22°C low with about 32 mm of rain; Pinnacles National Park averages 35°C high / 12°C low with about 1 mm.