Weather on March 26 at Great Sand Dunes

Great Sand Dunes National Park and Preserve

CORocky Mountain8,200 ft elevation
Avg High55°F
Avg Low20°F
Warmest202657°F
Coldest202321°F

Based on 56 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

March 26th in Great Sand Dunes National Park (via Alamosa, CO) typically brings cool spring weather, with average highs around 55°F and lows near 20°F — a 35°F daily swing. Over 56 years of records, the warmest March 26th was in 2026 (57°F average), while the coldest was 2023 (21°F) — a 36°F range across recorded history. Precipitation has occurred on 16% of recorded March 26th dates, with snow falling 11% of the time (heaviest snowfall: 4"). Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for March 26th in Great Sand Dunes? Bring layers as temperatures can vary throughout the day.

Year by Year History

YearHighLowPrecipSnow
202678°F36°F0"0"
202568°F23°F0"0"
202433°F12°F0.41"1.4"
202337°F5°F0"0"
202267°F21°F0"0"
202143°F13°F0"0"
202056°F35°F0"0"
201958°F17°F0"0"
201860°F27°F0"0"
201757°F32°F0.18"0"
201647°F24°F0"0"
201550°F16°F0"0"
201464°F21°F0"0"
201342°F7°F0"0"
201271°F32°F0"--
201154°F15°F0"--
201046°F12°F0"0"
200947°F18°F0"0"
200863°F13°F0"0"
200753°F27°F0"0"
200657°F28°F0"0"
200536°F19°F1.04"4"
200468°F25°F0"0"
200362°F15°F0"0"
200254°F10°F0"0"
200158°F23°F0"0"
200063°F15°F0"0"
199962°F24°F0"0"
199859°F27°F0.33"0"
199756°F15°F0"0"
199649°F15°F0"0"
199537°F17°F0"1"
199449°F20°F0.1"0"
199361°F28°F0.03"0"
199253°F23°F0"0"
199150°F28°F0.2"0.4"
199065°F16°F0"0"
198957°F23°F0"0"
198866°F21°F0"0"
198746°F16°F0"0"
198665°F18°F0"0"
198551°F31°F0"0"
198440°F19°F0"0"
198341°F17°F0"0"
198248°F33°F0"0"
198163°F24°F0"0"
198045°F13°F0"0"
197952°F19°F0"0"
197862°F12°F0"0"
197758°F19°F0"0"
197644°F14°F0.05"0.2"
197547°F24°F0.38"1.7"
197461°F17°F0"0"
197350°F15°F0"0"
197258°F34°F0"0"
197173°F18°F0"0"

March 26 at Nearby Parks

Holiday Weather at Great Sand Dunes

Official NPS WebsiteVisit nps.gov/grsa for park information, alerts, and reservations

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