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

In December, Grand Canyon National Park averages 14°C high / 2°C low with about 17 mm of rain; Las Vegas averages 16°C high / 5°C low with about 10 mm.

Grand Canyon National Park vs Las Vegas in December

Grand Canyon National Park is the better pick in December — 78 vs 73 on SeasonMap's comfort score. Grand Canyon National Park is cool, dry, clean air, while Las Vegas is cool, dry, clean air.

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

	🇺🇸 Grand Canyon National Park	🇺🇸 Las Vegas
Comfort score	78/100 (B)	73/100 (B)
Feels-like high	10°C	12°C
Avg high / low	14° / 2°	16° / 5°
Rainfall	17 mm	10 mm
Rainy days	3	1
Humidity	56%	42%
Air quality (AQI)	35	44

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

Month by month

Grand Canyon National Park vs Las Vegas in December — FAQ

Is December better in Grand Canyon National Park or Las Vegas?: Grand Canyon National Park is the better pick in December — 78 vs 73 on SeasonMap's comfort score. Grand Canyon National Park is cool, dry, clean air, while Las Vegas is cool, dry, clean air.
What is the weather like in Grand Canyon National Park vs Las Vegas in December?: In December, Grand Canyon National Park averages 14°C high / 2°C low with about 17 mm of rain; Las Vegas averages 16°C high / 5°C low with about 10 mm.