What is the weather like in Great Sand Dunes National Park vs Yellowstone National Park in December?

In December, Great Sand Dunes National Park averages 4°C high / -8°C low with about 13 mm of rain; Yellowstone National Park averages -4°C high / -15°C low with about 60 mm.

Great Sand Dunes National Park vs Yellowstone National Park in December

Great Sand Dunes National Park is the better pick in December — 71 vs 42 on SeasonMap's comfort score. Great Sand Dunes National Park is cold, dry, clean air, while Yellowstone National Park is freezing, a little rain, clean air.

Great Sand Dunes National Park vs Yellowstone National Park — December climate, side by side

	🇺🇸 Great Sand Dunes National Park	🇺🇸 Yellowstone National Park
Comfort score	71/100 (B)	42/100 (F)
Feels-like high	0°C	-9°C
Avg high / low	4° / -8°	-4° / -15°
Rainfall	13 mm	60 mm
Rainy days	2	12
Humidity	61%	83%
Air quality (AQI)	38	42

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

Month by month

Great Sand Dunes National Park 🇺🇸 United Statescold, dry, clean air · best September71
Yellowstone National Park 🇺🇸 United Statesfreezing, a little rain, clean air · best August42

Great Sand Dunes National Park vs Yellowstone National Park in December — FAQ

Is December better in Great Sand Dunes National Park or Yellowstone National Park?: Great Sand Dunes National Park is the better pick in December — 71 vs 42 on SeasonMap's comfort score. Great Sand Dunes National Park is cold, dry, clean air, while Yellowstone National Park is freezing, a little rain, clean air.
What is the weather like in Great Sand Dunes National Park vs Yellowstone National Park in December?: In December, Great Sand Dunes National Park averages 4°C high / -8°C low with about 13 mm of rain; Yellowstone National Park averages -4°C high / -15°C low with about 60 mm.