Weather on September 15
Colorado Springs, CO
55 Years of Data
About This Date
September 15th in Colorado Springs, CO typically brings mild fall weather, with average highs around 63°F and lows near 34°F — a 29°F daily swing. Over 55 years of records, the warmest September 15th was in 1980 (68°F average), while the coldest was 1979 (29°F) — a 39°F range across recorded history. Rain or other precipitation has occurred on about 36% of September 15th dates historically, with the wettest September 15th recording 2.03" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for September 15th in Colorado Springs, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 59° | 31° | 45° | — | — |
| 2024 | 67° | 40° | 53° | — | — |
| 2023 | 55° | 33° | 44° | 1.5" | — |
| 2022 | 63° | 39° | 51° | — | — |
| 2021 | 65° | 35° | 50° | 0.1" | — |
| 2020 | 66° | 32° | 49° | — | — |
| 2019 | 73° | 39° | 56° | — | — |
| 2018 | 73° | 41° | 57° | — | — |
| 2017 | 69° | 45° | 57° | 0.08" | — |
| 2016 | 64° | 38° | 51° | — | — |
| 2015 | 75° | 46° | 61° | — | — |
| 2014 | 65° | 34° | 49° | — | — |
| 2013 | 60° | 42° | 51° | 2.03" | — |
| 2012 | 69° | 34° | 51° | — | — |
| 2011 | 50° | 26° | 38° | 1.24" | — |
| 2010 | 68° | 34° | 51° | — | — |
| 2009 | 77° | 50° | 64° | — | — |
| 2008 | 56° | 31° | 43° | 0.05" | — |
| 2007 | 74° | 43° | 58° | — | — |
| 2006 | 65° | 33° | 49° | — | — |
| 2005 | 58° | 35° | 46° | 0.1" | — |
| 2004 | 67° | 34° | 50° | — | — |
| 2003 | 64° | 19° | 42° | — | — |
| 2002 | 62° | 33° | 48° | 0.08" | — |
| 2001 | 65° | 39° | 52° | 0.08" | — |
| 2000 | 74° | 40° | 57° | — | — |
| 1999 | 46° | 28° | 37° | 1.52" | — |
| 1998 | 62° | 35° | 49° | — | — |
| 1997 | 71° | 36° | 53° | 0.38" | — |
| 1996 | 56° | 34° | 45° | 0.03" | — |
| 1995 | 62° | 34° | 48° | 0.05" | — |
| 1994 | 52° | 28° | 40° | — | — |
| 1993 | 56° | 17° | 36° | — | — |
| 1992 | 72° | 37° | 54° | — | — |
| 1991 | 55° | 30° | 43° | — | — |
| 1990 | 68° | 32° | 50° | — | — |
| 1989 | 57° | 24° | 41° | — | — |
| 1988 | 48° | 29° | 38° | 0.25" | — |
| 1987 | 62° | 33° | 48° | 1.02" | — |
| 1986 | 68° | 35° | 52° | — | — |
| 1985 | 66° | 24° | 45° | — | — |
| 1984 | 59° | 31° | 45° | 0.08" | — |
| 1983 | 62° | 37° | 50° | 0.66" | — |
| 1982 | 56° | 36° | 46° | 0.25" | — |
| 1981 | 62° | 33° | 48° | 0.23" | — |
| 1980warmest | 83° | 53° | 68° | — | — |
| 1979coldest | 40° | 19° | 29° | — | — |
| 1978 | 69° | 32° | 51° | — | — |
| 1977 | 67° | 32° | 49° | — | — |
| 1976 | 63° | 39° | 51° | — | — |
| 1975 | 62° | 30° | 46° | — | — |
| 1974 | 44° | 31° | 37° | 0.28" | — |
| 1973 | 66° | 41° | 54° | — | — |
| 1972 | 66° | 34° | 50° | — | — |
| 1971 | 55° | 27° | 41° | — | — |