Joshua Tree National Park vs Zion National Park in December

Joshua Tree National Park is the better pick in December — 85 vs 72 on SeasonMap's comfort score. Joshua Tree National Park is cool, dry, clean air, while Zion National Park is cold, a little rain, clean air.

Joshua Tree National Park vs Zion National ParkDecember climate, side by side

Joshua Tree National ParkZion National Park
Comfort score85/100 (A)72/100 (B)
Feels-like high14°C3°C
Avg high / low17° / 5°7° / -6°
Rainfall14 mm41 mm
Rainy days24
Humidity42%55%
Air quality (AQI)3133

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

Joshua Tree National Park vs Zion National Park in December — FAQ

Is December better in Joshua Tree National Park or Zion National Park?
Joshua Tree National Park is the better pick in December — 85 vs 72 on SeasonMap's comfort score. Joshua Tree National Park is cool, dry, clean air, while Zion National Park is cold, a little rain, clean air.
What is the weather like in Joshua Tree National Park vs Zion National Park in December?
In December, Joshua Tree National Park averages 17°C high / 5°C low with about 14 mm of rain; Zion National Park averages 7°C high / -6°C low with about 41 mm.