What is the weather like in Arches National Park vs Grand Canyon National Park in May?

In May, Arches National Park averages 25°C high / 9°C low with about 13 mm of rain; Grand Canyon National Park averages 31°C high / 15°C low with about 10 mm.

Arches National Park vs Grand Canyon National Park in May

Arches National Park is the better pick in May — 90 vs 67 on SeasonMap's comfort score. Arches National Park is nice, dry, while Grand Canyon National Park is hot, dry.

Arches National Park vs Grand Canyon National Park — May climate, side by side

	Arches National Park	Grand Canyon National Park
Comfort score	90/100 (S)	67/100 (C)
Feels-like high	21°C	29°C
Avg high / low	25° / 9°	31° / 15°
Rainfall	13 mm	10 mm
Rainy days	2	1
Humidity	27%	27%
Air quality (AQI)	55	56

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

Arches National Park vs Grand Canyon National Park in May — FAQ

Is May better in Arches National Park or Grand Canyon National Park?: Arches National Park is the better pick in May — 90 vs 67 on SeasonMap's comfort score. Arches National Park is nice, dry, while Grand Canyon National Park is hot, dry.
What is the weather like in Arches National Park vs Grand Canyon National Park in May?: In May, Arches National Park averages 25°C high / 9°C low with about 13 mm of rain; Grand Canyon National Park averages 31°C high / 15°C low with about 10 mm.