Weather on December 27 at Great Sand Dunes

Great Sand Dunes National Park and Preserve

CORocky Mountain8,200 ft elevation
Avg High34°F
Avg Low-1°F
Warmest202538°F
Coldest1991-4°F

Based on 55 years of data from Alamosa, CO

Elevation Note: Great Sand Dunes sits at 8,200 ft. Expect temperatures 29°F cooler than the data shown below, which comes from Alamosa, CO at a lower elevation.

Planning Your Visit

December 27th in Great Sand Dunes National Park (via Alamosa, CO) typically brings cold winter weather, with average highs around 34°F and lows near -1°F — a 35°F daily swing. Over 55 years of records, the warmest December 27th was in 2025 (38°F average), while the coldest was 1991 (-4°F) — a 42°F range across recorded history. Precipitation has occurred on 15% of recorded December 27th dates, with snow falling 13% of the time (heaviest snowfall: 4.5"). The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.

Planning for December 27th in Great Sand Dunes? Bundle up with warm layers and protect extremities from the cold.

Year by Year History

YearHighLowPrecipSnow
202553°F23°F0"--
202439°F9°F0"0"
202332°F3°F0"0"
202245°F8°F0"0"
202140°F18°F0"0"
202040°F3°F0"0"
201936°F2°F0"0"
201839°F12°F0"0"
201748°F7°F0"0"
201624°F-15°F0"0"
201524°F-1°F0"0"
201432°F-1°F0.05"0"
201325°F-8°F0"0"
201225°F-11°F0"0"
201129°F-8°F0"--
201042°F8°F0"0"
200929°F-10°F0"0"
200832°F-8°F0"0"
200715°F-24°F0"0"
200633°F-7°F0"0"
200557°F5°F0"0"
200437°F2°F0"0"
200328°F-2°F0"0"
200235°F-5°F0"0"
200141°F5°F0"0"
200045°F-5°F0"0"
199948°F0°F0"0"
199844°F5°F0"0"
199717°F-21°F0"0"
199650°F23°F0"0"
199538°F-5°F0"0"
199442°F8°F0"0"
199343°F0°F0"0"
199215°F-22°F0"0"
199111°F-19°F0"0"
199017°F-23°F0"0"
198948°F-3°F0"0"
198821°F-14°F0"0"
198714°F-14°F0.08"0.3"
198633°F-4°F0"0"
198537°F-3°F0"0"
198440°F3°F0.23"0.2"
198335°F18°F0.51"2"
198232°F10°F0.2"1"
198137°F-4°F0.08"0.7"
198058°F8°F0"0"
197931°F19°F0.81"4.5"
197821°F-15°F0"0"
197738°F10°F0"0"
197638°F-5°F0"0"
197538°F0°F0"0"
197419°F-8°F0.03"0.5"
197335°F-11°F0"0"
197230°F-9°F0"0"
197137°F20°F0"0"

December 27 at Nearby Parks

Holiday Weather at Great Sand Dunes

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