What is the weather like in Grand Canyon National Park vs Las Vegas in July?

In July, Grand Canyon National Park averages 40°C high / 24°C low with about 21 mm of rain; Las Vegas averages 42°C high / 29°C low with about 5 mm.

Grand Canyon National Park vs Las Vegas in July

Las Vegas is the better pick in July — 31 vs 27 on SeasonMap's comfort score. Las Vegas is sweltering, dry, while Grand Canyon National Park is sweltering, dry.

Grand Canyon National Park vs Las Vegas — July climate, side by side

	🇺🇸 Grand Canyon National Park	🇺🇸 Las Vegas
Comfort score	27/100 (F)	31/100 (F)
Feels-like high	40°C	40°C
Avg high / low	40° / 24°	42° / 29°
Rainfall	21 mm	5 mm
Rainy days	4	1
Humidity	30%	21%
Air quality (AQI)	52	62

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

Month by month

Grand Canyon National Park vs Las Vegas in July — FAQ

Is July better in Grand Canyon National Park or Las Vegas?: Las Vegas is the better pick in July — 31 vs 27 on SeasonMap's comfort score. Las Vegas is sweltering, dry, while Grand Canyon National Park is sweltering, dry.
What is the weather like in Grand Canyon National Park vs Las Vegas in July?: In July, Grand Canyon National Park averages 40°C high / 24°C low with about 21 mm of rain; Las Vegas averages 42°C high / 29°C low with about 5 mm.