What is the weather like in Grand Canyon National Park vs Petrified Forest National Park in July?

In July, Grand Canyon National Park averages 40°C high / 24°C low with about 21 mm of rain; Petrified Forest National Park averages 35°C high / 17°C low with about 37 mm.

Grand Canyon National Park vs Petrified Forest National Park in July

Petrified Forest National Park is the better pick in July — 49 vs 27 on SeasonMap's comfort score. Petrified Forest National Park is sweltering, a little rain, while Grand Canyon National Park is sweltering, dry.

Grand Canyon National Park vs Petrified Forest National Park — July climate, side by side

	🇺🇸 Grand Canyon National Park	🇺🇸 Petrified Forest National Park
Comfort score	27/100 (F)	49/100 (F)
Feels-like high	40°C	34°C
Avg high / low	40° / 24°	35° / 17°
Rainfall	21 mm	37 mm
Rainy days	4	6
Humidity	30%	33%
Air quality (AQI)	52	56

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

Month by month

Grand Canyon National Park 🇺🇸 United Statessweltering, dry · best March27
Petrified Forest National Park 🇺🇸 United Statessweltering, a little rain · best October49

Grand Canyon National Park vs Petrified Forest National Park in July — FAQ

Is July better in Grand Canyon National Park or Petrified Forest National Park?: Petrified Forest National Park is the better pick in July — 49 vs 27 on SeasonMap's comfort score. Petrified Forest National Park is sweltering, a little rain, while Grand Canyon National Park is sweltering, dry.
What is the weather like in Grand Canyon National Park vs Petrified Forest National Park in July?: In July, Grand Canyon National Park averages 40°C high / 24°C low with about 21 mm of rain; Petrified Forest National Park averages 35°C high / 17°C low with about 37 mm.