Weather on May 15
Denver, CO
55 Years of Data
Avg High
69°F
Avg Low
44°F
Warmest
1978
73°F avg
Coldest
1983
37°F avg
About This Date
May 15th in Denver, CO typically brings mild spring weather, with average highs around 69°F and lows near 44°F — a 25°F daily swing. Over 55 years of records, the warmest May 15th was in 1978 (73°F average), while the coldest was 1983 (37°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 33% of May 15th dates historically, with the wettest May 15th recording 1.65" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Denver, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 39° | 55° | 1.32" | — |
| 2024 | 76° | 46° | 61° | — | — |
| 2023 | 59° | 47° | 53° | 1.02" | — |
| 2022 | 79° | 52° | 65° | — | — |
| 2021 | 65° | 46° | 55° | 0.05" | — |
| 2020 | 70° | 49° | 59° | — | — |
| 2019 | 79° | 48° | 63° | — | — |
| 2018 | 64° | 43° | 53° | 1.47" | — |
| 2017 | 71° | 50° | 61° | — | — |
| 2016 | 54° | 38° | 46° | 0.28" | — |
| 2015 | 72° | 46° | 59° | 0.05" | — |
| 2014 | 55° | 35° | 45° | — | — |
| 2013 | 83° | 56° | 69° | — | — |
| 2012 | 74° | 48° | 61° | — | — |
| 2011 | 44° | 33° | 39° | 0.97" | — |
| 2010 | 61° | 36° | 48° | 1.04" | — |
| 2009 | 76° | 41° | 58° | — | — |
| 2008 | 68° | 40° | 54° | 0.89" | — |
| 2007 | 72° | 42° | 57° | 1.02" | — |
| 2006 | 70° | 38° | 54° | — | — |
| 2005 | 67° | 42° | 54° | — | — |
| 2004 | 44° | 33° | 39° | 0.13" | — |
| 2003 | 70° | 44° | 57° | — | — |
| 2002 | 72° | 44° | 58° | — | — |
| 2001 | 77° | 51° | 64° | — | — |
| 2000 | 68° | 42° | 55° | — | — |
| 1999 | 69° | 43° | 56° | — | — |
| 1998 | 70° | 39° | 54° | — | — |
| 1997 | 66° | 40° | 53° | 0.25" | — |
| 1996 | 89° | 52° | 70° | — | — |
| 1995 | 67° | 41° | 54° | — | — |
| 1994 | 70° | 42° | 56° | — | — |
| 1993 | 77° | 47° | 62° | — | — |
| 1992 | 75° | 52° | 63° | — | — |
| 1991 | 82° | 45° | 63° | — | — |
| 1990 | 63° | 45° | 54° | — | — |
| 1989 | 50° | 38° | 44° | 1.27" | — |
| 1988 | 88° | 44° | 66° | — | — |
| 1987 | 78° | 49° | 63° | 0.05" | — |
| 1986 | 73° | 40° | 56° | — | — |
| 1985 | 65° | 39° | 52° | — | — |
| 1984 | 75° | 55° | 65° | — | — |
| 1983coldest | 44° | 30° | 37° | 0.25" | — |
| 1982 | 56° | 34° | 45° | 0.18" | — |
| 1981 | 69° | 47° | 58° | — | — |
| 1980 | 51° | 45° | 48° | 1.65" | — |
| 1979 | 70° | 44° | 57° | — | — |
| 1978warmest | 84° | 62° | 73° | — | — |
| 1977 | 61° | 50° | 55° | — | — |
| 1976 | 81° | 43° | 62° | — | — |
| 1975 | 77° | 47° | 62° | — | — |
| 1974 | 69° | 38° | 53° | — | — |
| 1973 | 61° | 37° | 49° | — | — |
| 1972 | 73° | 52° | 62° | — | — |
| 1971 | 66° | 46° | 56° | 0.13" | — |
55 years of data from LAKEWOOD