Weather on May 18
Denver, CO
55 Years of Data
Avg High
74°F
Avg Low
46°F
Warmest
1996
74°F avg
Coldest
1983
43°F avg
About This Date
May 18th in Denver, CO typically brings pleasant spring weather, with average highs around 74°F and lows near 46°F — a 28°F daily swing. Over 54 years of records, the warmest May 18th was in 1996 (74°F average), while the coldest was 1983 (43°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 28% of May 18th dates historically, with the wettest May 18th recording 4.29" of rain. 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 May 18th in Denver, CO? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 46° | 58° | — | — |
| 2024 | 83° | 48° | 65° | — | — |
| 2023 | 78° | 50° | 64° | 0.51" | — |
| 2022 | 85° | 50° | 67° | — | — |
| 2021 | 60° | 45° | 52° | 0.86" | — |
| 2020 | 77° | 45° | 61° | — | — |
| 2019 | 72° | 40° | 56° | 0.18" | — |
| 2018 | 88° | 46° | 67° | — | — |
| 2017 | 73° | 34° | 53° | 2.31" | — |
| 2016 | 49° | 38° | 43° | 0.18" | — |
| 2015 | 64° | 43° | 53° | — | — |
| 2014 | 70° | 45° | 57° | — | — |
| 2013 | 87° | 52° | 69° | — | — |
| 2012 | 81° | 54° | 67° | — | — |
| 2011 | 57° | 41° | 49° | — | — |
| 2010 | 75° | 45° | 60° | 0.03" | — |
| 2008 | 75° | 47° | 61° | — | — |
| 2007 | 73° | 47° | 60° | — | — |
| 2006 | 80° | 47° | 63° | — | — |
| 2005 | 74° | 46° | 60° | — | — |
| 2004 | 70° | 46° | 58° | — | — |
| 2003 | 85° | 51° | 68° | — | — |
| 2002 | 63° | 43° | 53° | — | — |
| 2001 | 58° | 45° | 51° | 0.51" | — |
| 2000 | 60° | 41° | 51° | 2.79" | — |
| 1999 | 61° | 42° | 51° | — | — |
| 1998 | 84° | 51° | 68° | — | — |
| 1997 | 79° | 42° | 60° | 0.15" | — |
| 1996warmest | 93° | 56° | 74° | — | — |
| 1995 | 65° | 38° | 51° | 0.51" | — |
| 1994 | 88° | 57° | 72° | — | — |
| 1993 | 73° | 45° | 59° | — | — |
| 1992 | 87° | 52° | 69° | — | — |
| 1991 | 81° | 54° | 67° | — | — |
| 1990 | 83° | 46° | 64° | — | — |
| 1989 | 76° | 45° | 60° | — | — |
| 1988 | 77° | 52° | 64° | 4.29" | — |
| 1987 | 79° | 49° | 64° | — | — |
| 1986 | 69° | 42° | 56° | — | — |
| 1985 | 71° | 42° | 57° | 0.03" | — |
| 1984 | 74° | 45° | 59° | 0.38" | — |
| 1983coldest | 57° | 28° | 43° | — | — |
| 1982 | 75° | 48° | 62° | — | — |
| 1981 | 47° | 42° | 44° | 0.03" | — |
| 1980 | 61° | 41° | 51° | — | — |
| 1979 | 79° | 51° | 65° | — | — |
| 1978 | 68° | 40° | 54° | — | — |
| 1977 | 79° | 43° | 61° | — | — |
| 1976 | 85° | 45° | 65° | — | — |
| 1975 | 76° | 50° | 63° | — | — |
| 1974 | 85° | 55° | 70° | — | — |
| 1973 | 83° | 47° | 65° | — | — |
| 1972 | 81° | 52° | 66° | — | — |
| 1971 | 56° | 34° | 45° | 0.58" | — |
54 years of data from DENVER-STAPLETON