Great Sand Dunes weather in December
Cold, and mostly sunny skies. Average highs of 1°C and lows of -10°C, with around 4 rainy days expected throughout the month.
While December isn't our top-rated month for Great Sand Dunes, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
1°C
Average low
-10°C
Rainy days
4 days
Best months to visit
June, July, August, September
What to do in Great Sand Dunes in December
Whatever the weather, Great Sand Dunes rewards curious visitors. Here are some of the best ways to spend your time:
Dune sledding: plastic saucer descending steep slopes
Dune hiking: Star Dune and High Dune peaks ascent
Medano Creek flowing and summer water splashing
Backcountry dune camping: night sky and silence immersion
Sangre de Cristo Mountain hiking: alpine trails access
Sand boarding: professional lessons on dune faces
What to pack for December
Pack for cold weather — a proper winter coat, thermal layers, waterproof boots, and warm accessories. You'll want a good base layer for outdoor activities.
Browse other months
January
-1C
Cold, with occasional showers.
February
2C
Cold, with occasional showers.
March
7C
Cold, with occasional showers.
April
13C
Cool, with occasional showers.
May
18C
Mild and comfortable, with occasional showers.
Recommended
June
26C
Warm and pleasant, and mostly sunny skies.
Recommended
July
27C
Warm and pleasant, with occasional showers.
Recommended
August
26C
Warm and pleasant, with occasional showers.
Recommended
September
23C
Mild and comfortable, and mostly sunny skies.
October
15C
Cool, and mostly sunny skies.
November
7C
Cold, and mostly sunny skies.
December (you are here)
1C
Cold, and mostly sunny skies.
Book your December trip to Great Sand Dunes
Find hotels, tours and experiences for the perfect escape.
