Weather on May 15
Denver, CO
55 Years of Data
Avg High
75°F
Avg Low
44°F
Warmest
2001
74°F avg
Coldest
2011
41°F avg
About This Date
May 15th in Denver, CO typically brings pleasant spring weather, with average highs around 75°F and lows near 44°F — a 31°F daily swing. Over 55 years of records, the warmest May 15th was in 2001 (74°F average), while the coldest was 2011 (41°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 31% of May 15th dates historically, with the wettest May 15th recording 1.52" of rain. The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.8°F cooler 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 | 75° | 41° | 58° | 0.46" | — |
| 2024 | 85° | 44° | 64° | — | — |
| 2023 | 63° | 46° | 54° | 0.84" | — |
| 2022 | 85° | 48° | 66° | — | — |
| 2021 | 69° | — | — | — | — |
| 2020 | 74° | 50° | 62° | 0.18" | — |
| 2019 | 86° | 50° | 68° | — | — |
| 2018 | 70° | 47° | 58° | 0.08" | — |
| 2017 | 75° | 50° | 63° | — | — |
| 2016 | 53° | 40° | 46° | — | — |
| 2015 | 74° | 44° | 59° | — | — |
| 2014 | 61° | 39° | 50° | — | — |
| 2013 | 91° | 54° | 72° | 0.15" | — |
| 2012 | 78° | 42° | 60° | — | — |
| 2011coldest | 47° | 35° | 41° | 0.46" | — |
| 2010 | 63° | 38° | 50° | 1.27" | — |
| 2009 | 80° | 47° | 63° | — | — |
| 2008 | 68° | 42° | 55° | 0.38" | — |
| 2007 | 76° | 44° | 60° | 0.28" | — |
| 2006 | 73° | 39° | 56° | — | — |
| 2005 | 70° | 43° | 56° | — | — |
| 2004 | 65° | 40° | 52° | — | — |
| 2003 | 78° | 46° | 62° | 0.43" | — |
| 2002 | 80° | 42° | 61° | — | — |
| 2001warmest | 90° | 58° | 74° | — | — |
| 2000 | 87° | 42° | 65° | — | — |
| 1999 | 76° | 48° | 62° | — | — |
| 1998 | 71° | 42° | 57° | — | — |
| 1997 | 80° | 42° | 61° | — | — |
| 1996 | 86° | 48° | 67° | — | — |
| 1995 | 82° | 38° | 60° | — | — |
| 1994 | 82° | 47° | 64° | — | — |
| 1993 | 83° | 48° | 65° | 0.2" | — |
| 1992 | 82° | 49° | 65° | — | — |
| 1991 | 65° | 46° | 55° | 1.04" | — |
| 1990 | 75° | 42° | 59° | — | — |
| 1989 | 63° | 40° | 51° | 0.13" | — |
| 1988 | 76° | 45° | 60° | — | — |
| 1987 | 80° | 50° | 65° | — | — |
| 1986 | 61° | 41° | 51° | 0.97" | — |
| 1985 | 68° | 37° | 53° | — | — |
| 1984 | 85° | 54° | 69° | — | — |
| 1983 | 60° | 36° | 48° | — | — |
| 1982 | 66° | 37° | 52° | 0.08" | — |
| 1981 | 75° | 45° | 60° | — | — |
| 1980 | 53° | 44° | 49° | 1.52" | — |
| 1979 | 79° | 47° | 63° | — | — |
| 1978 | 90° | 48° | 69° | — | — |
| 1977 | 72° | 48° | 60° | — | — |
| 1976 | 85° | 42° | 63° | — | — |
| 1975 | 85° | 43° | 64° | — | — |
| 1974 | 79° | 36° | 57° | — | — |
| 1973 | 75° | 40° | 57° | — | — |
| 1972 | 80° | 46° | 63° | — | — |
| 1971 | 69° | 44° | 57° | 0.15" | — |
55 years of data from NORTHGLENN