Weather on July 31
Denver, CO
55 Years of Data
Avg High
89°F
Avg Low
58°F
Warmest
2006
83°F avg
Coldest
2009
55°F avg
About This Date
July 31st in Denver, CO typically brings warm summer weather, with average highs around 89°F and lows near 58°F — a 31°F daily swing. Over 55 years of records, the warmest July 31st was in 2006 (83°F average), while the coldest was 2009 (55°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 35% of July 31st dates historically, with the wettest July 31st recording 2.16" of rain. The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
Planning for July 31st in Denver, CO? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 56° | 70° | — | — |
| 2024 | 101° | 58° | 79° | — | — |
| 2023 | 98° | 66° | 82° | — | — |
| 2022 | 95° | 61° | 78° | — | — |
| 2021 | 97° | 62° | 79° | 1.96" | — |
| 2020 | 97° | 55° | 76° | — | — |
| 2019 | 99° | 62° | 80° | 0.56" | — |
| 2018 | 82° | 52° | 67° | — | — |
| 2017 | 84° | 58° | 71° | 0.13" | — |
| 2016 | 95° | 62° | 79° | — | — |
| 2015 | 89° | 58° | 73° | — | — |
| 2014 | 60° | 55° | 58° | 2.16" | — |
| 2013 | 92° | 57° | 74° | 0.36" | — |
| 2012 | 91° | 65° | 78° | — | — |
| 2011 | 98° | 64° | 81° | — | — |
| 2010 | 93° | 62° | 78° | — | — |
| 2009coldest | 60° | 50° | 55° | 0.48" | — |
| 2008 | 102° | 63° | 82° | — | — |
| 2007 | 95° | 58° | 76° | — | — |
| 2006warmest | 103° | 64° | 83° | — | — |
| 2005 | 102° | 60° | 81° | — | — |
| 2004 | 89° | 53° | 71° | — | — |
| 2003 | 93° | 54° | 73° | — | — |
| 2002 | 102° | 60° | 81° | — | — |
| 2001 | 96° | 64° | 80° | 0.18" | — |
| 2000 | 93° | 57° | 75° | — | — |
| 1999 | 77° | 57° | 67° | 1.22" | — |
| 1998 | 79° | 59° | 69° | 0.46" | — |
| 1997 | 83° | 58° | 70° | 0.05" | — |
| 1996 | 86° | 55° | 71° | — | — |
| 1995 | 94° | 59° | 76° | 0.05" | — |
| 1994 | 89° | 57° | 73° | 0.05" | — |
| 1993 | 95° | 60° | 78° | — | — |
| 1992 | 89° | 52° | 70° | — | — |
| 1991 | 94° | 60° | 77° | — | — |
| 1990 | 85° | 52° | 68° | — | — |
| 1989 | 81° | 54° | 67° | 0.08" | — |
| 1988 | 91° | 58° | 74° | — | — |
| 1987 | 92° | 59° | 75° | 0.1" | — |
| 1986 | 82° | 56° | 69° | — | — |
| 1985 | 87° | 56° | 71° | — | — |
| 1984 | 79° | 63° | 71° | — | — |
| 1983 | 90° | 54° | 72° | — | — |
| 1982 | 85° | 56° | 70° | — | — |
| 1981 | 92° | 58° | 75° | — | — |
| 1980 | 89° | 59° | 74° | 0.08" | — |
| 1979 | 77° | 51° | 64° | 0.03" | — |
| 1978 | 83° | 56° | 69° | — | — |
| 1977 | 86° | 51° | 69° | — | — |
| 1976 | 89° | 61° | 75° | — | — |
| 1975 | 86° | 55° | 71° | 0.36" | — |
| 1974 | 85° | 54° | 69° | — | — |
| 1973 | 81° | 51° | 66° | 0.05" | — |
| 1972 | 88° | 60° | 74° | 0.18" | — |
| 1971 | 84° | 57° | 71° | — | — |
55 years of data from NORTHGLENN