Weather on August 9
Fort Collins, CO
55 Years of Data
About This Date
August 9th in Fort Collins, CO typically brings warm summer weather, with average highs around 85°F and lows near 57°F — a 28°F daily swing. Over 55 years of records, the warmest August 9th was in 2006 (79°F average), while the coldest was 2024 (60°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 35% of August 9th dates historically, with the wettest August 9th recording 1.83" of rain. 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 August 9th in Fort Collins, CO? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 60° | 73° | — | — |
| 2024coldest | 65° | 56° | 60° | 0.79" | — |
| 2023 | 83° | 54° | 68° | 0.23" | — |
| 2022 | 92° | 61° | 76° | — | — |
| 2021 | 92° | 55° | 73° | — | — |
| 2020 | 97° | 52° | 74° | — | — |
| 2019 | 94° | 62° | 78° | 0.03" | — |
| 2018 | 89° | 55° | 72° | — | — |
| 2017 | 76° | 53° | 64° | 0.3" | — |
| 2016 | 93° | 56° | 74° | — | — |
| 2015 | 86° | 57° | 72° | — | — |
| 2014 | 85° | 58° | 71° | 0.2" | — |
| 2013 | 79° | 52° | 65° | — | — |
| 2012 | 88° | 58° | 73° | — | — |
| 2011 | 90° | 55° | 72° | — | — |
| 2010 | 89° | 61° | 75° | 0.13" | — |
| 2009 | 78° | 55° | 67° | 0.03" | — |
| 2008 | 88° | 58° | 73° | — | — |
| 2007 | 92° | 55° | 73° | — | — |
| 2006warmest | 96° | 62° | 79° | — | — |
| 2005 | 86° | 65° | 75° | 0.13" | — |
| 2004 | 77° | 59° | 68° | — | — |
| 2003 | 90° | 58° | 74° | — | — |
| 2002 | 83° | 55° | 69° | — | — |
| 2001 | 73° | 58° | 65° | 0.97" | — |
| 2000 | 91° | 58° | 74° | — | — |
| 1999 | 89° | 57° | 73° | 0.08" | — |
| 1998 | 82° | 62° | 72° | — | — |
| 1997 | 82° | 59° | 71° | 0.15" | — |
| 1996 | 85° | 58° | 71° | — | — |
| 1995 | 83° | 59° | 71° | 0.15" | — |
| 1994 | 83° | 62° | 72° | — | — |
| 1993 | 89° | 53° | 71° | — | — |
| 1992 | 94° | 54° | 74° | — | — |
| 1991 | 79° | 57° | 68° | — | — |
| 1990 | 86° | 57° | 72° | — | — |
| 1989 | 82° | 55° | 69° | 0.03" | — |
| 1988 | 85° | 54° | 69° | — | — |
| 1987 | 82° | 59° | 71° | 0.2" | — |
| 1986 | 84° | 52° | 68° | — | — |
| 1985 | 83° | 59° | 71° | — | — |
| 1984 | 86° | 59° | 73° | — | — |
| 1983 | 94° | 60° | 77° | — | — |
| 1982 | 86° | 65° | 75° | 0.2" | — |
| 1981 | 73° | 54° | 63° | 1.83" | — |
| 1980 | 84° | 61° | 72° | 0.1" | — |
| 1979 | 83° | 62° | 72° | 0.18" | — |
| 1978 | 81° | 53° | 67° | — | — |
| 1977 | 85° | 59° | 72° | — | — |
| 1976 | 85° | 57° | 71° | — | — |
| 1975 | 90° | 53° | 71° | — | — |
| 1974 | 76° | 51° | 63° | — | — |
| 1973 | 88° | 54° | 71° | — | — |
| 1972 | 86° | 56° | 71° | — | — |
| 1971 | 85° | 64° | 74° | 0.33" | — |