January weather in Superior, WI
The average temperature in Superior in January is 14.1°F (5.8°F–22.5°F). Average precipitation: 0.81 inches. Average snowfall is 14.5 inches.
January is a winter month in Superior, and is cooler than the annual average of 41.4°F. Daily temperatures swing about 16.7°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 8h 45m. For travel, January is cold.
Avg High
22.5°F
Avg Low
5.8°F
Precipitation
0.81 in
Snow
14.5 in
January records in Superior
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 46.0°F (1964) | -31.0°F (1947) | 0.55 in (1918) |
| January 2 | 44.1°F (1998) | -27.9°F (1979) | 1.08 in (1941) |
| January 3 | 44.1°F (1984) | -26.0°F (1911) | 0.42 in (1950) |
| January 4 | 43.0°F (1927) | -27.9°F (1959) | 0.68 in (1949) |
| January 5 | 48.0°F (2012) | -29.0°F (1959) | 0.60 in (1939) |
| January 6 | 44.1°F (2012) | -33.0°F (1912) | 0.71 in (1980) |
| January 7 | 50.0°F (2003) | -33.0°F (1912) | 0.69 in (1989) |
| January 8 | 51.1°F (2003) | -32.1°F (1912) | 0.64 in (1989) |
| January 9 | 46.9°F (2012) | -29.9°F (1977) | 0.31 in (1935) |
| January 10 | 46.9°F (2012) | -31.0°F (1912) | 0.56 in (1939) |
| January 11 | 45.0°F (1928) | -29.9°F (1912) | 0.90 in (1975) |
| January 12 | 43.0°F (1987) | -35.0°F (1912) | 0.65 in (2005) |
| January 13 | 45.0°F (1932) | -31.0°F (1916) | 0.50 in (1935) |
| January 14 | 44.1°F (1942) | -35.0°F (1965) | 0.50 in (2018) |
| January 15 | 39.9°F (2023) | -36.9°F (1972) | 0.70 in (1914) |
| January 16 | 41.0°F (1999) | -36.0°F (1972) | 0.84 in (2023) |
| January 17 | 46.0°F (1973) | -33.0°F (1982) | 0.53 in (1996) |
| January 18 | 44.1°F (1981) | -33.0°F (1994) | 0.80 in (1996) |
| January 19 | 46.0°F (2017) | -33.0°F (1963) | 0.77 in (2023) |
| January 20 | 46.9°F (1968) | -29.0°F (1996) | 0.60 in (1988) |
| January 21 | 45.0°F (1968) | -31.0°F (1954) | 0.32 in (2005) |
| January 22 | 46.0°F (1934) | -29.0°F (1936) | 0.80 in (1953) |
| January 23 | 54.0°F (1942) | -32.1°F (1935) | 0.64 in (1949) |
| January 24 | 55.0°F (1942) | -32.1°F (1935) | 0.63 in (1964) |
| January 25 | 50.0°F (1981) | -27.9°F (1966) | 0.52 in (1975) |
| January 26 | 52.0°F (1973) | -26.0°F (1972) | 0.37 in (1993) |
| January 27 | 50.0°F (2006) | -27.0°F (1966) | 0.19 in (1979) |
| January 28 | 44.1°F (2025) | -35.0°F (1966) | 0.61 in (1944) |
| January 29 | 42.1°F (2024) | -36.9°F (1951) | 0.52 in (1975) |
| January 30 | 46.9°F (1924) | -34.1°F (1951) | 0.33 in (1969) |
| January 31 | 48.9°F (2024) | -29.0°F (1996) | 0.30 in (1946) |