Weather on March 20
Fort Collins, CO
55 Years of Data
Avg High
57°F
Avg Low
28°F
Warmest
2026
66°F avg
Coldest
1983
24°F avg
About This Date
March 20th in Fort Collins, CO typically brings cool spring weather, with average highs around 57°F and lows near 28°F — a 29°F daily swing. Over 56 years of records, the warmest March 20th was in 2026 (66°F average), while the coldest was 1983 (24°F) — a 42°F range across recorded history. Precipitation has occurred on 16% of recorded March 20th dates, with snow falling 16% of the time (heaviest snowfall: 3.9"). 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 March 20th in Fort Collins, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 89° | 43° | 66° | — | — |
| 2025 | 57° | 19° | 38° | — | — |
| 2024 | 58° | 35° | 46° | — | — |
| 2023 | 56° | 29° | 42° | — | — |
| 2022 | 66° | 30° | 48° | — | — |
| 2021 | 60° | 28° | 44° | — | — |
| 2020 | 30° | 19° | 25° | 0.1" | 0.5" |
| 2019 | 62° | 20° | 41° | — | — |
| 2018 | 54° | 25° | 39° | — | — |
| 2017 | 74° | 43° | 58° | — | — |
| 2016 | 54° | 13° | 33° | — | — |
| 2015 | 68° | 25° | 46° | — | — |
| 2014 | 67° | 27° | 47° | — | — |
| 2013 | 45° | 18° | 31° | — | — |
| 2012 | 55° | 33° | 44° | — | — |
| 2011 | 65° | 44° | 54° | — | — |
| 2010 | 39° | 10° | 25° | — | — |
| 2009 | 67° | 38° | 52° | — | — |
| 2008 | 64° | 30° | 47° | — | — |
| 2007 | 74° | 34° | 54° | — | — |
| 2006 | 32° | 20° | 26° | 0.3" | 3.9" |
| 2005 | 60° | 34° | 47° | — | — |
| 2004 | 68° | 36° | 52° | — | — |
| 2003 | 47° | 25° | 36° | — | — |
| 2002 | 62° | 25° | 43° | — | — |
| 2001 | 70° | 36° | 53° | — | — |
| 2000 | 50° | 27° | 38° | 0.25" | 1.3" |
| 1999 | 65° | 27° | 46° | — | — |
| 1998 | 47° | 21° | 34° | 0.13" | 0.9" |
| 1997 | 78° | 37° | 58° | — | — |
| 1996 | 57° | 18° | 37° | — | — |
| 1995 | 61° | 30° | 45° | — | — |
| 1994 | 60° | 31° | 45° | — | — |
| 1993 | 54° | 34° | 44° | — | — |
| 1992 | 60° | 26° | 43° | — | — |
| 1991 | 59° | 41° | 50° | — | — |
| 1990 | 69° | 32° | 51° | — | — |
| 1989 | 43° | 22° | 32° | 0.28" | 1.5" |
| 1988 | 70° | 37° | 53° | — | — |
| 1987 | 51° | 34° | 42° | 1.02" | 0.7" |
| 1986 | 55° | 25° | 40° | 0.03" | 0.2" |
| 1985 | 60° | 33° | 47° | — | — |
| 1984 | 60° | 23° | 42° | — | — |
| 1983coldest | 31° | 17° | 24° | 0.1" | 1" |
| 1982 | 47° | 29° | 38° | — | — |
| 1981 | 45° | 29° | 37° | — | — |
| 1980 | 51° | 23° | 37° | — | — |
| 1979 | 36° | 27° | 31° | — | — |
| 1978 | 65° | 44° | 54° | — | — |
| 1977 | 41° | 25° | 33° | — | — |
| 1976 | 44° | 26° | 35° | — | — |
| 1975 | 72° | 34° | 53° | — | — |
| 1974 | 46° | 13° | 29° | 0.13" | 1.1" |
| 1973 | 51° | 24° | 38° | — | — |
| 1972 | 56° | 39° | 47° | — | — |
| 1971 | 64° | 18° | 41° | — | — |
56 years of data from FT COLLINS