Weather on March 31
Denver, CO
55 Years of Data
Avg High
60°F
Avg Low
30°F
Warmest
1978
63°F avg
Coldest
1988
24°F avg
About This Date
March 31st in Denver, CO typically brings mild spring weather, with average highs around 60°F and lows near 30°F — a 30°F daily swing. Over 56 years of records, the warmest March 31st was in 1978 (63°F average), while the coldest was 1988 (24°F) — a 39°F range across recorded history. Precipitation has occurred on 27% of recorded March 31st dates, with snow falling 13% of the time (heaviest snowfall: 5"). The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
Planning for March 31st in Denver, CO? Great weather for outdoor activities.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 85° | 40° | 62° | — | — |
| 2025 | 50° | 33° | 42° | 0.05" | — |
| 2024 | 62° | 30° | 46° | — | — |
| 2023 | 67° | 26° | 46° | — | — |
| 2022 | 53° | 27° | 40° | — | — |
| 2021 | 43° | 23° | 33° | — | — |
| 2020 | 62° | 36° | 49° | — | — |
| 2019 | 46° | 28° | 37° | — | — |
| 2018 | 64° | 29° | 46° | — | — |
| 2017 | 68° | 36° | 52° | 0.03" | — |
| 2016 | 54° | 31° | 42° | 0.03" | — |
| 2015 | 77° | 39° | 58° | — | — |
| 2014 | 72° | 33° | 52° | — | — |
| 2013 | 70° | 34° | 52° | — | — |
| 2012 | 77° | 46° | 62° | — | — |
| 2011 | 58° | 35° | 46° | — | — |
| 2010 | 85° | 42° | 63° | — | — |
| 2009 | 43° | 26° | 34° | — | — |
| 2008 | 47° | 27° | 37° | 0.23" | 1.2" |
| 2007 | 44° | 25° | 34° | — | — |
| 2006 | 62° | 29° | 45° | — | — |
| 2005 | 56° | 32° | 44° | 0.05" | — |
| 2004 | 73° | 35° | 54° | — | — |
| 2003 | 75° | 35° | 55° | — | — |
| 2002 | 74° | 28° | 51° | — | — |
| 2001 | 52° | 27° | 39° | 0.03" | 0.5" |
| 2000 | 39° | 29° | 34° | 1.22" | 5" |
| 1999 | 80° | 35° | 58° | — | — |
| 1998 | 51° | 23° | 37° | — | — |
| 1997 | 72° | 37° | 54° | — | — |
| 1996 | 64° | 24° | 44° | — | — |
| 1995 | 55° | 24° | 40° | — | — |
| 1994 | 64° | 28° | 46° | — | — |
| 1993 | 49° | 28° | 38° | 0.41" | — |
| 1992 | 49° | 30° | 39° | 0.15" | — |
| 1991 | 66° | 34° | 50° | — | — |
| 1990 | 61° | 29° | 45° | — | — |
| 1989 | 64° | 23° | 44° | — | — |
| 1988coldest | 29° | 19° | 24° | 0.81" | 5" |
| 1987 | 62° | 31° | 46° | — | — |
| 1986 | 69° | 38° | 53° | 0.03" | — |
| 1985 | 51° | 26° | 39° | — | — |
| 1984 | 40° | 24° | 32° | 0.38" | 1.5" |
| 1983 | 60° | 34° | 47° | — | — |
| 1982 | 68° | 27° | 47° | — | — |
| 1981 | 55° | 28° | 42° | — | — |
| 1980 | 42° | 26° | 34° | 0.05" | 0.1" |
| 1979 | 47° | 35° | 41° | 0.13" | — |
| 1978warmest | 80° | 47° | 63° | — | — |
| 1977 | 60° | 16° | 38° | — | — |
| 1976 | 61° | 22° | 41° | — | — |
| 1975 | 50° | 30° | 40° | — | — |
| 1974 | 68° | 36° | 52° | — | — |
| 1973 | 55° | 26° | 41° | — | — |
| 1972 | 42° | 26° | 34° | 0.05" | 0.3" |
| 1971 | 73° | 29° | 51° | — | — |
56 years of data from NORTHGLENN