What is the weather like in Arches National Park vs Petrified Forest National Park in December?

In December, Arches National Park averages 4°C high / -6°C low with about 17 mm of rain; Petrified Forest National Park averages 11°C high / -4°C low with about 13 mm.

Arches National Park vs Petrified Forest National Park in December

Petrified Forest National Park is the better pick in December — 75 vs 70 on SeasonMap's comfort score. Petrified Forest National Park is cold, dry, clean air, while Arches National Park is cold, dry, clean air.

Arches National Park vs Petrified Forest National Park — December climate, side by side

	🇺🇸 Arches National Park	🇺🇸 Petrified Forest National Park
Comfort score	70/100 (B)	75/100 (B)
Feels-like high	0°C	6°C
Avg high / low	4° / -6°	11° / -4°
Rainfall	17 mm	13 mm
Rainy days	4	2
Humidity	60%	54%
Air quality (AQI)	30	31

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

Month by month

Arches National Park vs Petrified Forest National Park in December — FAQ

Is December better in Arches National Park or Petrified Forest National Park?: Petrified Forest National Park is the better pick in December — 75 vs 70 on SeasonMap's comfort score. Petrified Forest National Park is cold, dry, clean air, while Arches National Park is cold, dry, clean air.
What is the weather like in Arches National Park vs Petrified Forest National Park in December?: In December, Arches National Park averages 4°C high / -6°C low with about 17 mm of rain; Petrified Forest National Park averages 11°C high / -4°C low with about 13 mm.