Weather on October 18
Fort Collins, CO
55 Years of Data
Avg High
64°F
Avg Low
36°F
Warmest
2003
62°F avg
Coldest
2006
33°F avg
About This Date
October 18th in Fort Collins, CO typically brings mild fall weather, with average highs around 64°F and lows near 36°F — a 28°F daily swing. Over 55 years of records, the warmest October 18th was in 2003 (62°F average), while the coldest was 2006 (33°F) — a 29°F range across recorded history. Precipitation has occurred on 18% of recorded October 18th dates, with snow falling 5% of the time (heaviest snowfall: 2.5"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for October 18th in Fort Collins, CO? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 41° | 52° | — | — |
| 2024 | 56° | 45° | 50° | — | — |
| 2023 | 76° | 44° | 60° | — | — |
| 2022 | 71° | 31° | 51° | — | — |
| 2021 | 74° | 38° | 56° | — | — |
| 2020 | 54° | 31° | 42° | 0.08" | — |
| 2019 | 69° | 39° | 54° | — | — |
| 2018 | 66° | 30° | 48° | — | — |
| 2017 | 77° | 43° | 60° | — | — |
| 2016 | 65° | 37° | 51° | — | — |
| 2015 | 77° | 43° | 60° | — | — |
| 2014 | 67° | 35° | 51° | — | — |
| 2013 | 48° | 32° | 40° | 1.24" | 2.5" |
| 2012 | 69° | 28° | 49° | — | — |
| 2011 | 60° | 34° | 47° | — | — |
| 2010 | 63° | 44° | 53° | 0.03" | — |
| 2009 | 83° | 35° | 59° | — | — |
| 2008 | 76° | 35° | 55° | — | — |
| 2007 | 55° | 41° | 48° | — | — |
| 2006coldest | 42° | 24° | 33° | 0.18" | 0.7" |
| 2005 | 77° | 40° | 58° | — | — |
| 2004 | 69° | 37° | 53° | — | — |
| 2003warmest | 83° | 41° | 62° | — | — |
| 2002 | 71° | 30° | 51° | — | — |
| 2001 | 59° | 43° | 51° | — | — |
| 2000 | 74° | 35° | 54° | — | — |
| 1999 | 43° | 37° | 40° | 0.1" | — |
| 1998 | 60° | 29° | 44° | — | — |
| 1997 | 77° | 37° | 57° | — | — |
| 1996 | 66° | 24° | 45° | — | — |
| 1995 | 81° | 36° | 58° | — | — |
| 1994 | 59° | 32° | 46° | — | — |
| 1993 | 44° | 38° | 41° | 2.41" | — |
| 1992 | 64° | 29° | 46° | — | — |
| 1991 | 71° | 36° | 53° | — | — |
| 1990 | 54° | 27° | 40° | — | — |
| 1989 | 48° | 33° | 41° | 0.03" | 0.1" |
| 1988 | 69° | 41° | 55° | — | — |
| 1987 | 51° | 32° | 42° | — | — |
| 1986 | 68° | 36° | 52° | — | — |
| 1985 | 63° | 40° | 51° | — | — |
| 1984 | 51° | 35° | 43° | — | — |
| 1983 | 61° | 45° | 53° | 0.13" | — |
| 1982 | 70° | 37° | 53° | — | — |
| 1981 | 59° | 30° | 45° | — | — |
| 1980 | 55° | 34° | 44° | — | — |
| 1979 | 66° | 40° | 53° | — | — |
| 1978 | 57° | 36° | 46° | — | — |
| 1977 | 73° | 33° | 53° | — | — |
| 1976 | 48° | 25° | 36° | — | — |
| 1975 | 74° | 33° | 53° | — | — |
| 1974 | 70° | 40° | 55° | — | — |
| 1973 | 78° | 37° | 58° | — | — |
| 1972 | 59° | 35° | 47° | 0.03" | — |
| 1971 | 58° | 40° | 49° | 0.41" | — |
55 years of data from FT COLLINS