February weather in Bethalto, IL
The average temperature in Bethalto in February is 34.5°F (25.2°F–43.7°F). Average precipitation: 2.52 inches.
February is a winter month in Bethalto, and is cooler than the annual average of 55.7°F. Daily temperatures swing about 18.5°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 32m. For travel, February is cold.
Avg High
43.7°F
Avg Low
25.2°F
Precipitation
2.52 in
Daylight
10h 32m
February records in Bethalto
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| February 1 | 71.1°F (1989) | -9.0°F (1985) | 2.28 in (1988) |
| February 2 | 72.0°F (1989) | -8.0°F (1951) | 5.00 in (2011) |
| February 3 | 69.1°F (2025) | -14.1°F (1996) | 1.50 in (1986) |
| February 4 | 73.0°F (1962) | -15.0°F (1996) | 1.56 in (2012) |
| February 5 | 73.0°F (2008) | -8.0°F (1996) | 1.73 in (1971) |
| February 6 | 59.0°F (2023) | -9.0°F (1982) | 1.55 in (2008) |
| February 7 | 68.0°F (1946) | -2.9°F (1982) | 2.10 in (1999) |
| February 8 | 71.1°F (1946) | -2.0°F (1985) | 0.70 in (1969) |
| February 9 | 69.1°F (2024) | -11.0°F (1979) | 0.90 in (1962) |
| February 10 | 66.9°F (2009) | -11.0°F (1982) | 1.95 in (1959) |
| February 11 | 72.0°F (1976) | -8.0°F (1981) | 0.76 in (1953) |
| February 12 | 69.1°F (1999) | -8.0°F (1981) | 0.90 in (1993) |
| February 13 | 75.0°F (1962) | -2.0°F (1988) | 1.16 in (1950) |
| February 14 | 70.0°F (1954) | -2.9°F (2021) | 1.21 in (1946) |
| February 15 | 73.9°F (1945) | -2.9°F (2021) | 1.29 in (1949) |
| February 16 | 72.0°F (2018) | -4.0°F (1958) | 2.00 in (1996) |
| February 17 | 71.1°F (1976) | -4.0°F (2021) | 1.15 in (2008) |
| February 18 | 73.9°F (2011) | 0.0°F (2010) | 1.60 in (2000) |
| February 19 | 70.0°F (1971) | 1.9°F (2015) | 1.47 in (1974) |
| February 20 | 68.0°F (1991) | 1.0°F (2025) | 1.25 in (1955) |
| February 21 | 73.0°F (2016) | 1.0°F (2025) | 1.80 in (2018) |
| February 22 | 75.9°F (1946) | 3.9°F (1963) | 2.00 in (1974) |
| February 23 | 75.9°F (1946) | 1.0°F (2015) | 1.40 in (1975) |
| February 24 | 68.0°F (1996) | 1.0°F (2015) | 1.10 in (2018) |
| February 25 | 75.9°F (2000) | 1.9°F (1967) | 1.50 in (2001) |
| February 26 | 73.9°F (2000) | 3.9°F (2003) | 1.30 in (1957) |
| February 27 | 80.1°F (2024) | 7.0°F (2014) | 1.85 in (1997) |
| February 28 | 80.1°F (2024) | 0.0°F (2015) | 0.80 in (1969) |
| February 29 | 75.0°F (2016) | 17.1°F (1996) | 0.10 in (1944) |