March weather in Fort Collins, CO
The average temperature in Fort Collins in March is 42.4°F (28.5°F–56.4°F). Average precipitation: 1.31 inches. Average snowfall is 9.4 inches.
March is a spring month in Fort Collins, and is cooler than the annual average of 50.7°F. Daily temperatures swing about 27.9°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 11h 43m. For travel, March is cool.
Avg High
56.4°F
Avg Low
28.5°F
Precipitation
1.31 in
Snow
9.4 in
March records in Fort Collins
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 73.9°F (2008) | -20.0°F (1922) | 0.53 in (2002) |
| March 2 | 71.1°F (1901) | -18.9°F (1943) | 0.71 in (1988) |
| March 3 | 73.0°F (1921) | -20.0°F (1960) | 0.70 in (1963) |
| March 4 | 73.9°F (2009) | -13.0°F (1917) | 1.98 in (1992) |
| March 5 | 75.9°F (1910) | -13.0°F (1963) | 0.87 in (1983) |
| March 6 | 75.0°F (1972) | -31.0°F (1943) | 3.48 in (1990) |
| March 7 | 72.0°F (1910) | -11.0°F (1943) | 0.59 in (1932) |
| March 8 | 73.9°F (2026) | -7.1°F (1932) | 0.38 in (1932) |
| March 9 | 77.0°F (1972) | -27.9°F (1932) | 0.95 in (1992) |
| March 10 | 77.0°F (1900) | -20.0°F (1932) | 0.89 in (1988) |
| March 11 | 75.0°F (1900) | -29.9°F (1948) | 0.46 in (1939) |
| March 12 | 75.0°F (1916) | -24.0°F (1932) | 0.48 in (1907) |
| March 13 | 75.9°F (2007) | -11.0°F (1950) | 1.03 in (2019) |
| March 14 | 77.0°F (2003) | -9.0°F (1895) | 1.78 in (2021) |
| March 15 | 79.0°F (2015) | -20.0°F (1956) | 0.80 in (2000) |
| March 16 | 80.1°F (2015) | -18.9°F (1906) | 1.16 in (1987) |
| March 17 | 75.9°F (1974) | -18.9°F (1906) | 0.39 in (2003) |
| March 18 | 84.9°F (2026) | -9.0°F (1924) | 3.30 in (2003) |
| March 19 | 87.1°F (2026) | -25.1°F (1906) | 1.60 in (2003) |
| March 20 | 89.1°F (2026) | -8.0°F (1927) | 0.45 in (1902) |
| March 21 | 91.0°F (2026) | -11.9°F (1912) | 0.96 in (1944) |
| March 22 | 80.1°F (1910) | -2.0°F (1898) | 0.49 in (1984) |
| March 23 | 75.9°F (2012) | -9.9°F (1952) | 1.44 in (2016) |
| March 24 | 82.9°F (2026) | 1.9°F (1893) | 1.68 in (1909) |
| March 25 | 90.0°F (2026) | -5.1°F (1965) | 0.97 in (1919) |
| March 26 | 81.0°F (2012) | -5.1°F (1955) | 0.77 in (2009) |
| March 27 | 80.1°F (1895) | -25.1°F (1899) | 0.69 in (1975) |
| March 28 | 80.1°F (2015) | -17.0°F (1899) | 0.73 in (1961) |
| March 29 | 82.9°F (2026) | 3.9°F (1926) | 0.99 in (1897) |
| March 30 | 82.0°F (2026) | -8.0°F (1901) | 0.92 in (1970) |
| March 31 | 80.1°F (1946) | -9.0°F (1899) | 0.77 in (1988) |