Weather on September 3
Fort Collins, CO
55 Years of Data
Avg High
83°F
Avg Low
53°F
Warmest
2013
76°F avg
Coldest
1974
52°F avg
About This Date
September 3rd in Fort Collins, CO typically brings warm fall weather, with average highs around 83°F and lows near 53°F — a 30°F daily swing. Over 55 years of records, the warmest September 3rd was in 2013 (76°F average), while the coldest was 1974 (52°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 24% of September 3rd dates historically, with the wettest September 3rd recording 0.51" of rain. The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
Planning for September 3rd in Fort Collins, CO? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 50° | 70° | — | — |
| 2024 | 92° | 52° | 72° | — | — |
| 2023 | 87° | 62° | 75° | 0.05" | — |
| 2022 | 87° | 56° | 71° | — | — |
| 2021 | 78° | 59° | 69° | 0.05" | — |
| 2020 | 81° | 55° | 68° | — | — |
| 2019 | 82° | 57° | 70° | — | — |
| 2018 | 81° | 57° | 69° | — | — |
| 2017 | 98° | 53° | 76° | — | — |
| 2016 | 87° | 55° | 71° | — | — |
| 2015 | 82° | 61° | 71° | 0.1" | — |
| 2014 | 94° | 50° | 72° | — | — |
| 2013warmest | 92° | 61° | 76° | — | — |
| 2012 | 89° | 59° | 74° | — | — |
| 2011 | 73° | 54° | 63° | — | — |
| 2010 | 78° | 41° | 60° | — | — |
| 2009 | 88° | 53° | 70° | — | — |
| 2008 | 71° | 44° | 58° | — | — |
| 2007 | 87° | 58° | 72° | — | — |
| 2006 | 76° | 40° | 58° | — | — |
| 2005 | 90° | 53° | 71° | — | — |
| 2004 | 83° | 51° | 67° | — | — |
| 2003 | 73° | 58° | 65° | 0.03" | — |
| 2002 | 86° | 50° | 68° | — | — |
| 2001 | 90° | 54° | 72° | — | — |
| 2000 | 84° | 49° | 66° | — | — |
| 1999 | 74° | 53° | 63° | 0.05" | — |
| 1998 | 92° | 53° | 72° | — | — |
| 1997 | 78° | 62° | 70° | — | — |
| 1996 | 92° | 49° | 70° | — | — |
| 1995 | 88° | 62° | 75° | 0.1" | — |
| 1994 | 76° | 58° | 67° | 0.38" | — |
| 1993 | 81° | 40° | 60° | — | — |
| 1992 | 82° | 45° | 63° | — | — |
| 1991 | 77° | 59° | 68° | — | — |
| 1990 | 87° | 58° | 72° | 0.2" | — |
| 1989 | 82° | 54° | 68° | — | — |
| 1988 | 79° | 50° | 64° | — | — |
| 1987 | 88° | 50° | 69° | 0.15" | — |
| 1986 | 81° | 46° | 63° | — | — |
| 1985 | 81° | 55° | 68° | 0.03" | — |
| 1984 | 84° | 47° | 65° | — | — |
| 1983 | 83° | 59° | 71° | 0.15" | — |
| 1982 | 84° | 52° | 68° | — | — |
| 1981 | 74° | 55° | 64° | 0.51" | — |
| 1980 | 89° | 49° | 69° | — | — |
| 1979 | 88° | 48° | 68° | — | — |
| 1978 | 90° | 54° | 72° | — | — |
| 1977 | 82° | 60° | 71° | — | — |
| 1976 | 79° | 52° | 65° | — | — |
| 1975 | 75° | 51° | 63° | — | — |
| 1974coldest | 67° | 38° | 52° | — | — |
| 1973 | 75° | 39° | 57° | — | — |
| 1972 | 73° | 50° | 62° | — | — |
| 1971 | 81° | 55° | 68° | 0.33" | — |
55 years of data from FT COLLINS