Grand Teton National Park vs Yellowstone National Park in December

Grand Teton National Park and Yellowstone National Park are nearly tied in December — 42 vs 42 on SeasonMap's comfort score. Grand Teton National Park is freezing, rainy, clean air; Yellowstone National Park is freezing, a little rain, clean air.

Grand Teton National Park vs Yellowstone National ParkDecember climate, side by side

Grand Teton National ParkYellowstone National Park
Comfort score42/100 (F)42/100 (F)
Feels-like high-7°C-9°C
Avg high / low-3° / -14°-4° / -15°
Rainfall81 mm60 mm
Rainy days1412
Humidity82%83%
Air quality (AQI)4042

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

Grand Teton National Park vs Yellowstone National Park in December — FAQ

Is December better in Grand Teton National Park or Yellowstone National Park?
Grand Teton National Park and Yellowstone National Park are nearly tied in December — 42 vs 42 on SeasonMap's comfort score. Grand Teton National Park is freezing, rainy, clean air; Yellowstone National Park is freezing, a little rain, clean air.
What is the weather like in Grand Teton National Park vs Yellowstone National Park in December?
In December, Grand Teton National Park averages -3°C high / -14°C low with about 81 mm of rain; Yellowstone National Park averages -4°C high / -15°C low with about 60 mm.