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

In September, Arches National Park averages 29°C high / 13°C low with about 17 mm of rain; White Sands National Park averages 33°C high / 14°C low with about 29 mm.

Arches National Park vs White Sands National Park in September

Arches National Park is the better pick in September — 84 vs 61 on SeasonMap's comfort score. Arches National Park is warm, dry, clean air, while White Sands National Park is hot, dry.

Arches National Park vs White Sands National Park — September climate, side by side

	🇺🇸 Arches National Park	🇺🇸 White Sands National Park
Comfort score	84/100 (A)	61/100 (C)
Feels-like high	26°C	32°C
Avg high / low	29° / 13°	33° / 14°
Rainfall	17 mm	29 mm
Rainy days	3	4
Humidity	31%	44%
Air quality (AQI)	39	97

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

Month by month

Arches National Park vs White Sands National Park in September — FAQ

Is September better in Arches National Park or White Sands National Park?: Arches National Park is the better pick in September — 84 vs 61 on SeasonMap's comfort score. Arches National Park is warm, dry, clean air, while White Sands National Park is hot, dry.
What is the weather like in Arches National Park vs White Sands National Park in September?: In September, Arches National Park averages 29°C high / 13°C low with about 17 mm of rain; White Sands National Park averages 33°C high / 14°C low with about 29 mm.