What is the weather like in Grand Canyon National Park vs Zion National Park in December?

In December, Grand Canyon National Park averages 14°C high / 2°C low with about 17 mm of rain; Zion National Park averages 7°C high / -6°C low with about 41 mm.

Grand Canyon National Park vs Zion National Park in December

Grand Canyon National Park is the better pick in December — 78 vs 72 on SeasonMap's comfort score. Grand Canyon National Park is cool, dry, clean air, while Zion National Park is cold, a little rain, clean air.

Grand Canyon National Park vs Zion National Park — December climate, side by side

	Grand Canyon National Park	Zion National Park
Comfort score	78/100 (B)	72/100 (B)
Feels-like high	10°C	3°C
Avg high / low	14° / 2°	7° / -6°
Rainfall	17 mm	41 mm
Rainy days	3	4
Humidity	56%	55%
Air quality (AQI)	35	33

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

Grand Canyon National Park vs Zion National Park in December — FAQ

Is December better in Grand Canyon National Park or Zion National Park?: Grand Canyon National Park is the better pick in December — 78 vs 72 on SeasonMap's comfort score. Grand Canyon National Park is cool, dry, clean air, while Zion National Park is cold, a little rain, clean air.
What is the weather like in Grand Canyon National Park vs Zion National Park in December?: In December, Grand Canyon National Park averages 14°C high / 2°C low with about 17 mm of rain; Zion National Park averages 7°C high / -6°C low with about 41 mm.