Weather on March 20

Denver, CO

55 Years of Data

Avg High
55°F
Avg Low
28°F
Warmest
2026
63°F avg
Coldest
2010
20°F avg

About This Date

March 20th in Denver, CO typically brings cool spring weather, with average highs around 55°F and lows near 28°F — a 27°F daily swing. Over 56 years of records, the warmest March 20th was in 2026 (63°F average), while the coldest was 2010 (20°F) — a 43°F range across recorded history. Precipitation has occurred on 20% of recorded March 20th dates, with snow falling 13% of the time (heaviest snowfall: 6.5"). 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 20th in Denver, CO? Bring layers as temperatures can vary throughout the day.

YearHighLowAvgPrecipSnow
2026warmest84°42°63°
202543°28°35°
202459°37°48°
202354°21°37°
202258°31°44°
202160°33°47°
202035°20°27°2.46"6.5"
201945°24°34°
201843°24°33°
201779°36°57°
201635°17°26°
201556°32°44°
201455°22°38°
201352°22°37°
201248°26°37°
201170°35°52°
2010coldest30°10°20°0.89"6"
200971°30°51°
200860°32°46°
200770°38°54°
200642°18°30°0.51"2"
200560°
200476°42°59°
200335°29°32°0.2"0.5"
200242°20°31°
200162°38°50°
200061°26°43°
199957°25°41°
199839°15°27°
199783°38°60°
199643°17°30°
199567°29°48°
199469°34°51°
199361°38°49°
199245°30°37°0.13"
199162°37°50°
199062°26°44°
198955°20°37°0.36"1.5"
198866°34°50°
198762°33°48°
198637°24°31°0.64"
198552°28°40°
198453°29°41°
198330°20°25°0.03"
198247°27°37°
198151°28°40°
198059°27°43°0.1"0.5"
197941°27°34°0.23"
197866°41°54°
197742°24°33°
197661°27°44°
197562°40°51°
197452°11°31°0.13"1.3"
197342°26°34°
197264°30°47°
197165°35°50°
56 years of data from LAKEWOOD

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.

March 20th Weather in Denver, CO - 55 Years of History