February weather in Alton, MO
The average temperature in Alton in February is 36.9°F (25.1°F–48.6°F). Average precipitation: 3.39 inches. Average snowfall is 0.8 inches.
February is a winter month in Alton, and is cooler than the annual average of 55.7°F. Daily temperatures swing about 23.5°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 10h 39m. For travel, February is cool.
Avg High
48.6°F
Avg Low
25.1°F
Precipitation
3.39 in
Snow
0.8 in
February records in Alton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| February 1 | 66.9°F (1974) | -0.9°F (1980) | 1.43 in (2002) |
| February 2 | 73.9°F (1974) | 3.0°F (1965) | 2.69 in (1956) |
| February 3 | 71.1°F (2025) | -2.0°F (1996) | 0.68 in (2006) |
| February 4 | 75.9°F (2025) | -8.0°F (1996) | 1.72 in (2012) |
| February 5 | 75.0°F (2008) | -9.0°F (1996) | 1.43 in (1957) |
| February 6 | 72.0°F (2008) | -7.1°F (1982) | 1.58 in (1964) |
| February 7 | 66.0°F (2001) | -9.9°F (1982) | 2.00 in (2019) |
| February 8 | 64.0°F (1999) | -2.0°F (2003) | 0.90 in (1973) |
| February 9 | 71.1°F (1976) | -2.9°F (1971) | 2.15 in (2023) |
| February 10 | 75.0°F (1976) | -6.0°F (2011) | 1.85 in (1966) |
| February 11 | 75.9°F (1996) | -6.0°F (2011) | 1.76 in (2019) |
| February 12 | 70.0°F (1974) | -4.0°F (1981) | 1.25 in (1984) |
| February 13 | 73.9°F (1976) | 0.0°F (1980) | 3.71 in (2007) |
| February 14 | 70.0°F (1996) | 10.9°F (2006) | 2.90 in (1949) |
| February 15 | 72.0°F (1976) | 9.0°F (1963) | 1.11 in (1995) |
| February 16 | 75.0°F (2005) | 0.0°F (1980) | 1.15 in (2012) |
| February 17 | 79.0°F (1976) | 1.0°F (1980) | 1.47 in (2008) |
| February 18 | 73.9°F (1971) | 7.0°F (1967) | 1.50 in (2022) |
| February 19 | 73.9°F (2026) | 0.0°F (1978) | 0.93 in (2003) |
| February 20 | 75.9°F (2026) | -0.9°F (2025) | 1.82 in (1955) |
| February 21 | 75.9°F (2007) | -0.9°F (2025) | 2.60 in (1945) |
| February 22 | 70.0°F (2024) | 0.0°F (1963) | 2.36 in (1974) |
| February 23 | 82.0°F (1982) | 10.9°F (1967) | 2.00 in (1979) |
| February 24 | 82.0°F (1996) | 10.9°F (1968) | 1.82 in (2011) |
| February 25 | 78.1°F (2000) | 3.0°F (1967) | 1.30 in (1979) |
| February 26 | 79.0°F (1981) | 10.0°F (1970) | 2.80 in (1945) |
| February 27 | 75.9°F (1996) | 10.9°F (1964) | 1.63 in (1945) |
| February 28 | 88.0°F (2024) | 10.9°F (2002) | 0.94 in (2021) |
| February 29 | 79.0°F (1972) | 14.0°F (1996) | 0.00 in (1952) |