Weather on September 14
Denver, CO
55 Years of Data
Avg High
78°F
Avg Low
47°F
Warmest
2018
75°F avg
Coldest
2003
44°F avg
About This Date
September 14th in Denver, CO typically brings pleasant fall weather, with average highs around 78°F and lows near 47°F — a 31°F daily swing. Over 55 years of records, the warmest September 14th was in 2018 (75°F average), while the coldest was 2003 (44°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 25% of September 14th dates historically, with the wettest September 14th recording 1.27" of rain. The last decade has been 4.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.9°F warmer on this date compared to 20-30 years ago.
Planning for September 14th in Denver, CO? Great weather for outdoor activities.
Warming Trend
1.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 48° | 64° | 0.43" | — |
| 2024 | 83° | 49° | 66° | — | — |
| 2023 | 83° | 46° | 64° | — | — |
| 2022 | 94° | 56° | 75° | — | — |
| 2021 | 86° | 53° | 70° | 0.18" | — |
| 2020 | 85° | 49° | 67° | — | — |
| 2019 | 81° | 45° | 63° | — | — |
| 2018warmest | 96° | 53° | 75° | — | — |
| 2017 | 90° | 55° | 72° | — | — |
| 2016 | 65° | 47° | 56° | 0.03" | — |
| 2015 | 93° | 50° | 72° | — | — |
| 2014 | 79° | 35° | 57° | — | — |
| 2013 | 78° | 55° | 67° | 0.36" | — |
| 2012 | 70° | 45° | 57° | — | — |
| 2011 | 81° | 49° | 65° | — | — |
| 2010 | 89° | 52° | 70° | — | — |
| 2009 | 76° | 47° | 61° | 0.08" | — |
| 2008 | 82° | 45° | 63° | 0.41" | — |
| 2007 | 54° | 44° | 49° | — | — |
| 2006 | 87° | 52° | 69° | — | — |
| 2005 | 67° | 48° | 57° | 0.36" | — |
| 2004 | 91° | 53° | 72° | — | — |
| 2003coldest | 53° | 36° | 44° | — | — |
| 2002 | 79° | 53° | 66° | — | — |
| 2001 | 83° | 49° | 66° | 0.05" | — |
| 2000 | 85° | 52° | 68° | — | — |
| 1999 | 69° | 42° | 56° | — | — |
| 1998 | 80° | 50° | 65° | — | — |
| 1997 | 85° | 54° | 69° | — | — |
| 1996 | 71° | 48° | 60° | 0.08" | — |
| 1995 | 82° | 46° | 64° | — | — |
| 1994 | 86° | 52° | 69° | — | — |
| 1993 | 65° | 30° | 47° | — | — |
| 1992 | 84° | 50° | 67° | — | — |
| 1991 | 80° | 47° | 63° | — | — |
| 1990 | — | 51° | — | — | — |
| 1989 | 74° | 40° | 57° | — | — |
| 1988 | 58° | 44° | 51° | 0.13" | — |
| 1987 | 76° | 42° | 59° | 1.27" | — |
| 1986 | 83° | 42° | 62° | — | — |
| 1985 | 84° | 49° | 66° | — | — |
| 1984 | 59° | 46° | 53° | — | — |
| 1983 | 78° | 45° | 61° | — | — |
| 1982 | 59° | 43° | 51° | 0.91" | — |
| 1981 | 86° | 52° | 69° | — | — |
| 1980 | 82° | 48° | 65° | — | — |
| 1979 | 64° | 41° | 53° | 0.58" | — |
| 1978 | 81° | 39° | 60° | — | — |
| 1977 | 82° | 41° | 62° | — | — |
| 1976 | 76° | 47° | 61° | 0.1" | — |
| 1975 | 78° | 43° | 60° | — | — |
| 1974 | 68° | 35° | 52° | — | — |
| 1973 | 86° | 50° | 68° | — | — |
| 1972 | 79° | 51° | 65° | — | — |
| 1971 | 72° | 41° | 56° | — | — |
55 years of data from NORTHGLENN