Weather on January 17
Fort Collins, CO
55 Years of Data
Avg High
45°F
Avg Low
18°F
Warmest
2009
49°F avg
Coldest
1984
5°F avg
About This Date
January 17th in Fort Collins, CO typically brings chilly winter weather, with average highs around 45°F and lows near 18°F — a 27°F daily swing. Over 56 years of records, the warmest January 17th was in 2009 (49°F average), while the coldest was 1984 (5°F) — a 44°F range across recorded history. Precipitation has occurred on 5% of recorded January 17th dates, with snow falling 5% of the time (heaviest snowfall: 4.4"). The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for January 17th in Fort Collins, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 46° | 21° | 34° | — | — |
| 2025 | 53° | 20° | 36° | — | — |
| 2024 | 44° | 8° | 26° | — | — |
| 2023 | 39° | 23° | 31° | 0.03" | 0.3" |
| 2022 | 55° | 21° | 38° | — | — |
| 2021 | 43° | 26° | 34° | — | — |
| 2020 | 51° | 19° | 35° | — | — |
| 2019 | 51° | 26° | 39° | — | — |
| 2018 | 51° | 8° | 30° | — | — |
| 2017 | 49° | 17° | 33° | — | — |
| 2016 | 34° | 20° | 27° | — | — |
| 2015 | 57° | 39° | 48° | — | — |
| 2014 | 49° | 20° | 34° | — | — |
| 2013 | 50° | 16° | 33° | — | — |
| 2012 | 29° | 7° | 18° | — | — |
| 2011 | 57° | 39° | 48° | — | — |
| 2010 | 51° | 30° | 41° | — | — |
| 2009warmest | 60° | 38° | 49° | — | — |
| 2008 | 21° | 4° | 12° | — | — |
| 2007 | 43° | 3° | 23° | — | — |
| 2006 | 53° | 15° | 34° | — | — |
| 2005 | 49° | 16° | 32° | — | — |
| 2004 | 50° | 23° | 37° | — | — |
| 2003 | 46° | 19° | 33° | 0.08" | 0.5" |
| 2002 | 30° | 12° | 21° | — | — |
| 2001 | 31° | 3° | 17° | — | — |
| 2000 | 59° | 27° | 43° | — | — |
| 1999 | 46° | 31° | 38° | — | — |
| 1998 | 52° | 25° | 38° | — | — |
| 1997 | 35° | -1° | 17° | — | — |
| 1996 | 47° | 12° | 29° | — | — |
| 1995 | 41° | 24° | 33° | — | — |
| 1994 | 34° | 15° | 24° | — | — |
| 1993 | 30° | 16° | 23° | — | — |
| 1992 | 44° | 22° | 33° | — | — |
| 1991 | 37° | 17° | 27° | — | — |
| 1990 | 42° | 15° | 29° | — | — |
| 1989 | 57° | 25° | 41° | — | — |
| 1988 | 44° | 14° | 29° | — | — |
| 1987 | 28° | -6° | 11° | — | — |
| 1986 | 57° | 24° | 41° | — | — |
| 1985 | 55° | 16° | 35° | — | — |
| 1984coldest | 18° | -8° | 5° | 0.46" | 4.4" |
| 1983 | 38° | 13° | 25° | — | — |
| 1982 | 60° | 13° | 36° | — | — |
| 1981 | 26° | 5° | 16° | — | — |
| 1980 | 43° | 18° | 30° | — | — |
| 1979 | 40° | 13° | 26° | — | — |
| 1978 | 41° | -2° | 20° | — | — |
| 1977 | 52° | 14° | 33° | — | — |
| 1976 | 57° | 27° | 42° | — | — |
| 1975 | 52° | 18° | 35° | — | — |
| 1974 | 55° | 29° | 42° | — | — |
| 1973 | 50° | 28° | 39° | — | — |
| 1972 | 55° | 14° | 35° | — | — |
| 1971 | 59° | 31° | 45° | — | — |
56 years of data from FT COLLINS