Weather on October 20
Fort Collins, CO
55 Years of Data
Avg High
65°F
Avg Low
35°F
Warmest
2023
62°F avg
Coldest
1984
33°F avg
About This Date
October 20th in Fort Collins, CO typically brings mild fall weather, with average highs around 65°F and lows near 35°F — a 30°F daily swing. Over 55 years of records, the warmest October 20th was in 2023 (62°F average), while the coldest was 1984 (33°F) — a 29°F range across recorded history. Precipitation has occurred on 15% of recorded October 20th dates, with snow falling 2% of the time. The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
Planning for October 20th in Fort Collins, CO? Great weather for outdoor activities.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 66° | 45° | 55° | — | — |
| 2024 | 72° | 41° | 56° | — | — |
| 2023warmest | 84° | 40° | 62° | — | — |
| 2022 | 81° | 31° | 56° | — | — |
| 2021 | 63° | 30° | 46° | — | — |
| 2020 | 64° | 34° | 49° | — | — |
| 2019 | 51° | 39° | 45° | — | — |
| 2018 | 68° | 32° | 50° | — | — |
| 2017 | 76° | 37° | 56° | — | — |
| 2016 | 59° | 27° | 43° | — | — |
| 2015 | 72° | 43° | 57° | — | — |
| 2014 | 75° | 38° | 56° | — | — |
| 2013 | 45° | 34° | 39° | 0.46" | — |
| 2012 | 72° | 40° | 56° | — | — |
| 2011 | 75° | 33° | 54° | — | — |
| 2010 | 72° | 36° | 54° | — | — |
| 2009 | 57° | 37° | 47° | — | — |
| 2008 | 60° | 43° | 51° | 0.08" | — |
| 2007 | 78° | 41° | 60° | — | — |
| 2006 | 63° | 35° | 49° | — | — |
| 2005 | 66° | 40° | 53° | — | — |
| 2004 | 67° | 39° | 53° | — | — |
| 2003 | 80° | 42° | 61° | — | — |
| 2002 | 70° | 31° | 50° | — | — |
| 2001 | 55° | 38° | 46° | — | — |
| 2000 | 64° | 37° | 51° | — | — |
| 1999 | 65° | 29° | 47° | — | — |
| 1998 | 51° | 37° | 44° | — | — |
| 1997 | 51° | 36° | 43° | — | — |
| 1996 | 49° | 35° | 42° | 0.36" | — |
| 1995 | 64° | 24° | 44° | — | — |
| 1994 | 62° | 30° | 46° | — | — |
| 1993 | 49° | 35° | 42° | 0.2" | — |
| 1992 | 76° | 33° | 54° | — | — |
| 1991 | 64° | 32° | 48° | — | — |
| 1990 | 54° | 33° | 43° | 0.03" | — |
| 1989 | 74° | 27° | 50° | — | — |
| 1988 | 67° | 34° | 50° | — | — |
| 1987 | 51° | 31° | 41° | — | — |
| 1986 | 59° | 44° | 52° | 0.28" | — |
| 1985 | 69° | 30° | 50° | — | — |
| 1984coldest | 38° | 28° | 33° | 0.15" | 0.9" |
| 1983 | 59° | 32° | 46° | — | — |
| 1982 | 54° | 25° | 39° | — | — |
| 1981 | 72° | 32° | 52° | — | — |
| 1980 | 64° | 35° | 50° | — | — |
| 1979 | 69° | 43° | 56° | — | — |
| 1978 | 76° | 36° | 56° | — | — |
| 1977 | 76° | 38° | 57° | — | — |
| 1976 | 55° | 20° | 37° | — | — |
| 1975 | 78° | 33° | 56° | — | — |
| 1974 | 71° | 38° | 54° | — | — |
| 1973 | 74° | 36° | 55° | — | — |
| 1972 | 63° | 34° | 48° | 0.3" | — |
| 1971 | 63° | 28° | 45° | — | — |
55 years of data from FT COLLINS