Weather on July 18
Denver, CO
55 Years of Data
Avg High
91°F
Avg Low
59°F
Warmest
2022
85°F avg
Coldest
1995
63°F avg
About This Date
July 18th in Denver, CO typically brings hot summer weather, with average highs around 91°F and lows near 59°F — a 32°F daily swing. Over 55 years of records, the warmest July 18th was in 2022 (85°F average), while the coldest was 1995 (63°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 18% of July 18th dates historically, with the wettest July 18th recording 0.56" of rain. The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
Planning for July 18th in Denver, CO? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 57° | 72° | — | — |
| 2024 | 90° | 54° | 72° | 0.08" | — |
| 2023 | 101° | 60° | 80° | — | — |
| 2022warmest | 101° | 70° | 85° | — | — |
| 2021 | 97° | 58° | 77° | — | — |
| 2020 | 97° | 63° | 80° | — | — |
| 2019 | 100° | 59° | 80° | 0.05" | — |
| 2018 | 90° | 62° | 76° | — | — |
| 2017 | 97° | 64° | 80° | — | — |
| 2016 | 91° | 61° | 76° | — | — |
| 2015 | 94° | 59° | 76° | — | — |
| 2014 | 78° | 54° | 66° | — | — |
| 2013 | 91° | 61° | 76° | — | — |
| 2012 | 91° | 59° | 75° | — | — |
| 2011 | 97° | 64° | 80° | — | — |
| 2010 | 105° | 62° | 84° | — | — |
| 2009 | 90° | 57° | 73° | — | — |
| 2008 | 92° | 60° | 76° | — | — |
| 2007 | 101° | 62° | 81° | — | — |
| 2006 | 93° | 64° | 79° | — | — |
| 2005 | 88° | 62° | 75° | — | — |
| 2004 | 82° | 56° | 69° | — | — |
| 2003 | 101° | 64° | 82° | 0.05" | — |
| 2002 | 99° | 61° | 80° | — | — |
| 2001 | 95° | 67° | 81° | — | — |
| 2000 | 95° | 56° | 75° | — | — |
| 1999 | 87° | 58° | 72° | — | — |
| 1998 | 103° | 63° | 83° | — | — |
| 1997 | 97° | 59° | 78° | — | — |
| 1996 | 82° | 58° | 70° | — | — |
| 1995coldest | 74° | 53° | 63° | — | — |
| 1994 | 93° | 56° | 74° | — | — |
| 1993 | 90° | 55° | 72° | — | — |
| 1992 | 87° | 55° | 71° | — | — |
| 1991 | 93° | 63° | 78° | — | — |
| 1990 | 94° | 58° | 76° | — | — |
| 1989 | 86° | 55° | 71° | — | — |
| 1988 | 79° | 57° | 68° | — | — |
| 1987 | 89° | 50° | 70° | — | — |
| 1986 | 82° | 57° | 70° | — | — |
| 1985 | 80° | 61° | 70° | 0.56" | — |
| 1984 | 90° | 55° | 72° | 0.28" | — |
| 1983 | 95° | 57° | 76° | 0.28" | — |
| 1982 | 94° | 55° | 74° | 0.13" | — |
| 1981 | 81° | 60° | 70° | 0.41" | — |
| 1980 | 95° | 57° | 76° | — | — |
| 1979 | 81° | 50° | 65° | — | — |
| 1978 | 89° | 63° | 76° | 0.03" | — |
| 1977 | 97° | 63° | 80° | — | — |
| 1976 | 91° | 60° | 76° | — | — |
| 1975 | 92° | 56° | 74° | — | — |
| 1974 | 93° | 57° | 75° | — | — |
| 1973 | 77° | 62° | 70° | 0.05" | — |
| 1972 | 87° | 51° | 69° | — | — |
| 1971 | 81° | 61° | 71° | — | — |
55 years of data from NORTHGLENN