Weather on June 18
Denver, CO
55 Years of Data
Avg High
79°F
Avg Low
53°F
Warmest
2021
81°F avg
Coldest
1976
50°F avg
About This Date
June 18th in Denver, CO typically brings pleasant summer weather, with average highs around 79°F and lows near 53°F — a 26°F daily swing. Over 55 years of records, the warmest June 18th was in 2021 (81°F average), while the coldest was 1976 (50°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 35% of June 18th dates historically, with the wettest June 18th recording 3.53" of rain. The last decade has been 6.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.4°F warmer on this date compared to 20-30 years ago.
Planning for June 18th in Denver, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 68° | 45° | 56° | 0.86" | — |
| 2024 | 89° | 56° | 72° | — | — |
| 2023 | 70° | 49° | 59° | — | — |
| 2022 | 94° | 66° | 80° | — | — |
| 2021warmest | 97° | 65° | 81° | — | — |
| 2020 | 93° | 52° | 72° | — | — |
| 2019 | 69° | 54° | 61° | 0.28" | — |
| 2018 | 69° | 54° | 61° | 1.14" | — |
| 2017 | 81° | 59° | 70° | 0.03" | — |
| 2016 | 85° | 62° | 73° | — | — |
| 2015 | 81° | 57° | 69° | — | — |
| 2014 | 87° | 51° | 69° | — | — |
| 2013 | 78° | 54° | 66° | — | — |
| 2012 | 93° | 62° | 78° | — | — |
| 2011 | 72° | 51° | 61° | 0.05" | — |
| 2010 | 88° | 48° | 68° | 0.05" | — |
| 2009 | 81° | 53° | 67° | — | — |
| 2008 | 92° | 53° | 72° | — | — |
| 2007 | 96° | 50° | 73° | 0.13" | — |
| 2006 | 87° | 60° | 74° | — | — |
| 2005 | 89° | 54° | 71° | — | — |
| 2004 | 58° | 46° | 52° | 0.58" | — |
| 2003 | 74° | 52° | 63° | — | — |
| 2002 | 94° | 60° | 77° | — | — |
| 2001 | — | 64° | — | — | — |
| 2000 | 60° | 39° | 50° | — | — |
| 1999 | 70° | 48° | 59° | 0.18" | — |
| 1998 | 65° | 40° | 52° | — | — |
| 1997 | 79° | 52° | 65° | 0.13" | — |
| 1996 | 86° | 53° | 70° | — | — |
| 1995 | 77° | 52° | 64° | — | — |
| 1994 | 81° | 58° | 69° | — | — |
| 1993 | 57° | 46° | 52° | 3.53" | — |
| 1992 | 79° | 49° | 64° | — | — |
| 1991 | 86° | 55° | 71° | — | — |
| 1990 | 84° | 44° | 64° | — | — |
| 1989 | 80° | 50° | 65° | — | — |
| 1988 | 89° | 66° | 78° | — | — |
| 1987 | 84° | 55° | 70° | 0.1" | — |
| 1986 | 85° | 64° | 74° | — | — |
| 1985 | 70° | 52° | 61° | — | — |
| 1984 | 73° | 53° | 63° | 0.33" | — |
| 1983 | 76° | 50° | 63° | — | — |
| 1982 | 68° | 46° | 57° | 1.45" | — |
| 1981 | 85° | 48° | 66° | — | — |
| 1980 | 85° | 61° | 73° | — | — |
| 1979 | 77° | 55° | 66° | — | — |
| 1978 | 79° | 52° | 65° | — | — |
| 1977 | 77° | 56° | 66° | 0.1" | — |
| 1976coldest | 58° | 42° | 50° | 2.11" | — |
| 1975 | 63° | 51° | 57° | 0.08" | — |
| 1974 | — | 59° | — | — | — |
| 1973 | 84° | 45° | 64° | — | — |
| 1972 | 79° | 51° | 65° | 0.03" | — |
| 1971 | 85° | 57° | 71° | 0.1" | — |
55 years of data from LAKEWOOD