Weather on March 20 at Rocky Mountain

Rocky Mountain National Park

CORocky Mountain8,000 ft elevation
Avg High45°F
Avg Low22°F
Warmest202663°F
Coldest20108°F

Based on 56 years of data from Estes Park, CO

Elevation Note: Rocky Mountain sits at 8,000 ft. Expect temperatures 28°F cooler than the data shown below, which comes from Estes Park, CO at a lower elevation.

Planning Your Visit

March 20th in Rocky Mountain National Park (via Estes Park, CO) typically brings chilly spring weather, with average highs around 45°F and lows near 22°F. Over 56 years of records, the warmest March 20th was in 2026 (63°F average), while the coldest was 2010 (8°F) — a 55°F range across recorded history. Precipitation has occurred on 23% of recorded March 20th dates, with snow falling 20% of the time (heaviest snowfall: 9"). The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.

Planning for March 20th in Rocky Mountain? Bring layers as temperatures can vary throughout the day. Check road conditions if traveling, as snow is possible.

Year by Year History

YearHighLowPrecipSnow
202673°F53°F0"--
202538°F23°F0"0"
202453°F16°F0"0"
202341°F29°F0"0"
202252°F27°F----
202158°F27°F----
202052°F9°F1.52"9"
201948°F10°F0"0"
201836°F24°F0"0"
201764°F43°F0"0"
201624°F0°F0"0.1"
201537°F18°F0.18"0.9"
201440°F21°F0"0"
201340°F11°F0"0"
201235°F21°F0"0"
201154°F25°F0"0"
201021°F-6°F0.79"6.7"
200959°F24°F0"0"
200844°F29°F0"0"
200754°F29°F0"0"
200634°F13°F0.69"5.6"
200543°F26°F0"0"
200466°F33°F0"0"
200336°F12°F0.74"2.6"
200241°F24°F0"0"
200154°F36°F----
200043°F21°F0.2"0.8"
199949°F21°F0"0"
199829°F4°F0.13"0.8"
199755°F41°F0"0"
199633°F7°F0"0"
199535°F26°F0.41"2"
199455°F28°F0.03"0"
199351°F21°F0"0"
199244°F28°F0"0"
199149°F29°F0"0"
199060°F32°F0"0"
198928°F19°F0.05"2"
198848°F32°F0"0"
198748°F23°F0.05"--
198643°F20°F0.13"2"
198548°F23°F0"0"
198447°F22°F0"0"
198322°F10°F0"0"
198234°F24°F0"0"
198148°F29°F0"0"
198046°F20°F0"0"
197935°F19°F0"0"
197857°F39°F0"--
197735°F21°F0"0"
197631°F15°F0"--
197556°F28°F0"0"
197442°F7°F0.08"--
197348°F15°F0"0"
197248°F31°F0"--
197148°F22°F0"--

March 20 at Nearby Parks

Holiday Weather at Rocky Mountain

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

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