Weather on May 9
Fort Collins, CO
55 Years of Data
About This Date
May 9th in Fort Collins, CO typically brings mild spring weather, with average highs around 68°F and lows near 41°F — a 27°F daily swing. Over 56 years of records, the warmest May 9th was in 2004 (66°F average), while the coldest was 1979 (33°F) — a 33°F range across recorded history. Precipitation has occurred on 25% of recorded May 9th dates, with snow falling 4% of the time (heaviest snowfall: 3.8"). 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 May 9th in Fort Collins, CO? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 78° | 47° | 62° | — | — |
| 2025 | 75° | 43° | 59° | — | — |
| 2024 | 56° | 39° | 47° | 0.46" | — |
| 2023 | 79° | 44° | 61° | — | — |
| 2022 | 71° | 45° | 58° | — | — |
| 2021 | 56° | 38° | 47° | — | — |
| 2020 | 59° | 45° | 52° | — | — |
| 2019 | 42° | 33° | 38° | 1.37" | 0.3" |
| 2018 | 79° | 46° | 62° | — | — |
| 2017 | 62° | 52° | 57° | 0.25" | — |
| 2016 | 69° | 41° | 55° | 0.08" | — |
| 2015 | 48° | 34° | 41° | 3.94" | — |
| 2014 | 63° | 36° | 49° | 0.3" | — |
| 2013 | 61° | 46° | 53° | 0.2" | — |
| 2012 | 80° | 38° | 59° | — | — |
| 2011 | 82° | 42° | 62° | — | — |
| 2010 | 70° | 34° | 52° | — | — |
| 2009 | 63° | 41° | 52° | — | — |
| 2008 | 72° | 37° | 54° | — | — |
| 2007 | 76° | 39° | 57° | — | — |
| 2006 | 66° | 39° | 53° | — | — |
| 2005 | 74° | 42° | 58° | — | — |
| 2004warmest | 85° | 48° | 66° | — | — |
| 2003 | 50° | 36° | 43° | 0.64" | — |
| 2002 | 59° | 30° | 45° | — | — |
| 2001 | 78° | 43° | 60° | — | — |
| 2000 | 69° | 39° | 54° | — | — |
| 1999 | 79° | 45° | 62° | — | — |
| 1998 | 62° | 35° | 49° | — | — |
| 1997 | 71° | 33° | 52° | — | — |
| 1996 | 61° | 45° | 53° | 0.56" | — |
| 1995 | 58° | 47° | 52° | — | — |
| 1994 | 70° | 46° | 58° | — | — |
| 1993 | 60° | 38° | 49° | — | — |
| 1992 | 77° | 48° | 63° | 0.36" | — |
| 1991 | 77° | 49° | 63° | — | — |
| 1990 | 56° | 34° | 45° | — | — |
| 1989 | 56° | 47° | 51° | 0.05" | — |
| 1988 | 70° | 37° | 53° | — | — |
| 1987 | 82° | 48° | 65° | — | — |
| 1986 | 58° | 37° | 47° | — | — |
| 1985 | 81° | 48° | 64° | — | — |
| 1984 | 80° | 36° | 58° | — | — |
| 1983 | 82° | 40° | 61° | — | — |
| 1982 | 78° | 41° | 60° | — | — |
| 1981 | 55° | 38° | 46° | 0.03" | — |
| 1980 | 64° | 41° | 53° | — | — |
| 1979coldest | 36° | 30° | 33° | 1.02" | 3.8" |
| 1978 | 61° | 28° | 44° | — | — |
| 1977 | 80° | 50° | 65° | — | — |
| 1976 | 68° | 38° | 53° | — | — |
| 1975 | 69° | 33° | 51° | — | — |
| 1974 | 75° | 47° | 61° | — | — |
| 1973 | 74° | 46° | 60° | — | — |
| 1972 | 60° | 47° | 53° | — | — |
| 1971 | 60° | 43° | 51° | 0.03" | — |
Fort Collins, CO Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Fort Collins, CO Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Fort Collins, CO Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Fort Collins, CO
Fort Collins, CO has no months that meet our "pleasant" threshold — every season has tradeoffs.