Pinnacles National Park vs Zion National Park in September

Zion National Park is the better pick in September — 89 vs 75 on SeasonMap's comfort score. Zion National Park is warm, dry, clean air, while Pinnacles National Park is hot, dry, clean air.

Pinnacles National Park vs Zion National ParkSeptember climate, side by side

Pinnacles National ParkZion National Park
Comfort score75/100 (B)89/100 (A)
Feels-like high31°C24°C
Avg high / low31° / 11°27° / 11°
Rainfall3 mm19 mm
Rainy days12
Humidity55%33%
Air quality (AQI)3541

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

Pinnacles National Park vs Zion National Park in September — FAQ

Is September better in Pinnacles National Park or Zion National Park?
Zion National Park is the better pick in September — 89 vs 75 on SeasonMap's comfort score. Zion National Park is warm, dry, clean air, while Pinnacles National Park is hot, dry, clean air.
What is the weather like in Pinnacles National Park vs Zion National Park in September?
In September, Pinnacles National Park averages 31°C high / 11°C low with about 3 mm of rain; Zion National Park averages 27°C high / 11°C low with about 19 mm.