What is the weather like in Arches National Park vs Saguaro National Park in September?

In September, Arches National Park averages 29°C high / 13°C low with about 17 mm of rain; Saguaro National Park averages 30°C high / 18°C low with about 33 mm.

Arches National Park vs Saguaro National Park in September

Arches National Park is the better pick in September — 84 vs 78 on SeasonMap's comfort score. Arches National Park is warm, dry, clean air, while Saguaro National Park is hot, a little rain, clean air.

Arches National Park vs Saguaro National Park — September climate, side by side

	🇺🇸 Arches National Park	🇺🇸 Saguaro National Park
Comfort score	84/100 (A)	78/100 (B)
Feels-like high	26°C	29°C
Avg high / low	29° / 13°	30° / 18°
Rainfall	17 mm	33 mm
Rainy days	3	6
Humidity	31%	42%
Air quality (AQI)	39	34

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

Month by month

Arches National Park vs Saguaro National Park in September — FAQ

Is September better in Arches National Park or Saguaro National Park?: Arches National Park is the better pick in September — 84 vs 78 on SeasonMap's comfort score. Arches National Park is warm, dry, clean air, while Saguaro National Park is hot, a little rain, clean air.
What is the weather like in Arches National Park vs Saguaro National Park in September?: In September, Arches National Park averages 29°C high / 13°C low with about 17 mm of rain; Saguaro National Park averages 30°C high / 18°C low with about 33 mm.