Weather on September 26
Denver, CO
55 Years of Data
Avg High
77°F
Avg Low
44°F
Warmest
2011
72°F avg
Coldest
1996
39°F avg
About This Date
September 26th in Denver, CO typically brings pleasant fall weather, with average highs around 77°F and lows near 44°F — a 33°F daily swing. Over 55 years of records, the warmest September 26th was in 2011 (72°F average), while the coldest was 1996 (39°F) — a 33°F range across recorded history. Precipitation has occurred on 16% of recorded September 26th dates, with snow falling 2% of the time. The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for September 26th in Denver, CO? Great weather for outdoor activities.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 40° | 61° | — | — |
| 2024 | 90° | 49° | 69° | — | — |
| 2023 | 86° | 42° | 64° | — | — |
| 2022 | 78° | 44° | 61° | — | — |
| 2021 | 89° | 44° | 67° | — | — |
| 2020 | 86° | 56° | 71° | — | — |
| 2019 | 84° | 42° | 63° | — | — |
| 2018 | 64° | 40° | 52° | — | — |
| 2017 | 64° | 44° | 54° | — | — |
| 2016 | 69° | 42° | 56° | — | — |
| 2015 | 85° | 47° | 66° | — | — |
| 2014 | 89° | 52° | 70° | — | — |
| 2013 | 85° | 45° | 65° | — | — |
| 2012 | 74° | 53° | 63° | 1.17" | — |
| 2011warmest | 91° | 54° | 72° | — | — |
| 2010 | 80° | 48° | 64° | — | — |
| 2009 | 67° | 44° | 55° | — | — |
| 2008 | 89° | 49° | 69° | — | — |
| 2007 | 70° | 40° | 55° | — | — |
| 2006 | 74° | 38° | 56° | — | — |
| 2005 | 74° | 46° | 60° | — | — |
| 2004 | 75° | 42° | 59° | 0.15" | — |
| 2003 | 91° | 40° | 65° | — | — |
| 2002 | 67° | 44° | 55° | 0.08" | — |
| 2001 | 92° | 47° | 69° | — | — |
| 2000 | 72° | 34° | 53° | — | — |
| 1999 | 75° | 39° | 57° | — | — |
| 1998 | 84° | 49° | 66° | — | — |
| 1997 | 82° | 50° | 66° | — | — |
| 1996coldest | 47° | 31° | 39° | 0.15" | 0.8" |
| 1995 | 65° | 31° | 48° | — | — |
| 1994 | 86° | 50° | 68° | — | — |
| 1993 | 64° | 41° | 53° | 0.05" | — |
| 1992 | 69° | 40° | 54° | — | — |
| 1991 | 80° | 40° | 60° | — | — |
| 1990 | 81° | 54° | 67° | — | — |
| 1989 | 85° | 45° | 65° | — | — |
| 1988 | 80° | 49° | 64° | — | — |
| 1987 | 82° | 32° | 57° | — | — |
| 1986 | 65° | 33° | 49° | — | — |
| 1985 | 75° | 29° | 52° | — | — |
| 1984 | 56° | 36° | 46° | — | — |
| 1983 | 86° | 46° | 66° | — | — |
| 1982 | 76° | 55° | 65° | 0.08" | — |
| 1981 | 78° | 47° | 62° | — | — |
| 1980 | 79° | 39° | 59° | — | — |
| 1979 | 86° | 50° | 68° | 0.03" | — |
| 1978 | 84° | 42° | 63° | — | — |
| 1977 | 83° | 47° | 65° | — | — |
| 1976 | 58° | 49° | 53° | 0.2" | — |
| 1975 | 84° | 41° | 63° | — | — |
| 1974 | 84° | 43° | 63° | — | — |
| 1973 | 60° | 38° | 49° | 0.18" | — |
| 1972 | 65° | 41° | 53° | — | — |
| 1971 | 82° | 46° | 64° | — | — |
55 years of data from NORTHGLENN