Weather on April 12 at Great Sand Dunes

Great Sand Dunes National Park and Preserve

CORocky Mountain8,200 ft elevation
Avg High59°F
Avg Low23°F
Warmest199253°F
Coldest199720°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

April 12th in Great Sand Dunes National Park (via Alamosa, CO) typically brings cool spring weather, with average highs around 59°F and lows near 23°F — a 36°F daily swing. Over 55 years of records, the warmest April 12th was in 1992 (53°F average), while the coldest was 1997 (20°F) — a 33°F range across recorded history. Precipitation has occurred on 15% of recorded April 12th dates, with snow falling 9% of the time (heaviest snowfall: 6.3"). The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.

The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.

Planning for April 12th in Great Sand Dunes? Bring layers as temperatures can vary throughout the day.

Year by Year History

YearHighLowPrecipSnow
202575°F27°F0"0"
202465°F20°F0"0"
202376°F25°F0"0"
202261°F24°F0"0"
202168°F20°F0"0"
202064°F20°F0"0"
201946°F12°F0"0"
201871°F29°F0"0"
201764°F31°F0"0"
201657°F29°F0"0"
201563°F27°F0"0"
201471°F29°F0"0"
201352°F16°F0"0"
201271°F34°F0"--
201161°F17°F0"--
201068°F27°F0"0"
200944°F26°F0.43"1.3"
200842°F7°F0"0"
200747°F19°F0"0"
200673°F23°F0"0"
200555°F21°F0"0"
200455°F26°F0"0"
200369°F24°F0"0"
200257°F34°F0.18"0"
200149°F21°F0"0"
200063°F26°F0"0"
199968°F29°F0"0"
199854°F22°F0"0"
199735°F5°F0"0"
199660°F19°F0"0"
199559°F21°F0"0"
199452°F12°F0"0"
199361°F31°F0"0"
199272°F34°F0"0"
199143°F17°F0"0"
199061°F25°F0"0"
198955°F16°F0.23"0.9"
198870°F19°F0"0"
198755°F21°F1.68"6.3"
198664°F22°F0"0"
198566°F23°F0"0"
198457°F12°F0"0"
198349°F17°F0.08"0.3"
198265°F36°F0"0"
198167°F18°F0"0"
198041°F13°F0"0"
197942°F21°F0"0"
197861°F25°F0"0"
197762°F24°F0"0"
197666°F31°F0.48"0"
197546°F26°F0.3"1.7"
197452°F14°F0"0"
197351°F29°F0.03"0"
197255°F39°F0"0"
197171°F20°F0"0"

April 12 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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April 12 Weather at Great Sand Dunes National Park - Historical Data