Weather on September 21
Colorado Springs, CO
55 Years of Data
Avg High
60°F
Avg Low
33°F
Warmest
1980
63°F avg
Coldest
1995
22°F avg
About This Date
September 21st in Colorado Springs, CO typically brings mild fall weather, with average highs around 60°F and lows near 33°F — a 27°F daily swing. Over 55 years of records, the warmest September 21st was in 1980 (63°F average), while the coldest was 1995 (22°F) — a 41°F range across recorded history. Precipitation has occurred on 33% of recorded September 21st dates, with snow falling 7% of the time (heaviest snowfall: 3"). The last decade has been 5.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.7°F warmer on this date compared to 20-30 years ago.
Planning for September 21st in Colorado Springs, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 35° | 46° | 0.51" | — |
| 2024 | 69° | 35° | 52° | — | — |
| 2023 | 58° | 37° | 47° | 0.03" | — |
| 2022 | 71° | 38° | 54° | — | — |
| 2021 | 44° | 28° | 36° | — | — |
| 2020 | 68° | 42° | 55° | — | — |
| 2019 | 70° | 45° | 57° | — | — |
| 2018 | 67° | 35° | 51° | — | — |
| 2017 | 66° | 43° | 54° | — | — |
| 2016 | 70° | 49° | 59° | — | — |
| 2015 | 70° | 40° | 55° | — | — |
| 2014 | 68° | 44° | 56° | — | — |
| 2013 | 68° | 43° | 55° | — | — |
| 2012 | 65° | 33° | 49° | — | — |
| 2011 | 62° | 26° | 44° | 0.13" | — |
| 2010 | 75° | 36° | 55° | — | — |
| 2009 | 54° | 36° | 45° | 0.13" | — |
| 2008 | 68° | 31° | 49° | 0.15" | — |
| 2007 | 71° | 42° | 57° | — | — |
| 2006 | 49° | 28° | 38° | 0.05" | — |
| 2005 | 69° | 44° | 57° | — | — |
| 2004 | 40° | 30° | 35° | 1.02" | 3" |
| 2003 | 59° | 30° | 45° | — | — |
| 2002 | 57° | 28° | 43° | — | — |
| 2001 | 60° | 39° | 50° | 0.18" | — |
| 2000 | 64° | 40° | 52° | — | — |
| 1999 | 58° | 27° | 42° | — | — |
| 1998 | 59° | 29° | 44° | — | — |
| 1997 | 60° | 32° | 46° | — | — |
| 1996 | 58° | 22° | 40° | — | — |
| 1995coldest | 29° | 16° | 22° | 0.43" | 0.5" |
| 1994 | 51° | 31° | 41° | 0.84" | — |
| 1993 | 62° | 40° | 51° | — | — |
| 1992 | 55° | 27° | 41° | — | — |
| 1991 | 63° | 30° | 46° | 0.25" | — |
| 1990 | 58° | 28° | 43° | 0.76" | — |
| 1989 | 60° | 26° | 43° | — | — |
| 1988 | 68° | 27° | 47° | — | — |
| 1987 | 59° | 25° | 42° | 0.08" | — |
| 1986 | 66° | 44° | 55° | — | — |
| 1985 | 38° | 21° | 29° | 0.28" | 1" |
| 1984 | 68° | 32° | 50° | — | — |
| 1983 | 53° | 18° | 35° | — | — |
| 1982 | 61° | 31° | 46° | — | — |
| 1981 | 69° | 33° | 51° | 0.05" | — |
| 1980warmest | 81° | 46° | 63° | — | — |
| 1979 | 59° | 34° | 46° | 0.13" | — |
| 1978 | 61° | 31° | 46° | — | — |
| 1977 | 64° | 30° | 47° | — | — |
| 1976 | 59° | 30° | 45° | — | — |
| 1975 | 46° | 25° | 35° | 0.66" | 1.5" |
| 1974 | 54° | 30° | 42° | — | — |
| 1973 | 66° | 40° | 53° | — | — |
| 1972 | 54° | 30° | 42° | — | — |
| 1971 | 45° | 26° | 35° | 0.18" | — |
55 years of data from RUXTON PARK