January weather in New London, WI
The average temperature in New London in January is 16.5°F (8.3°F–24.8°F). Average precipitation: 1.28 inches. Average snowfall is 10.8 inches.
January is a winter month in New London, and is cooler than the annual average of 44.8°F. Daily temperatures swing about 16.5°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 9h 1m. For travel, January is cold.
Avg High
24.8°F
Avg Low
8.3°F
Precipitation
1.28 in
Snow
10.8 in
January records in New London
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 44.1°F (2007) | -20.0°F (1924) | 0.64 in (1916) |
| January 2 | 46.0°F (1897) | -23.1°F (1979) | 0.79 in (1937) |
| January 3 | 48.0°F (1897) | -18.9°F (1904) | 0.90 in (1906) |
| January 4 | 50.0°F (2007) | -24.0°F (1919) | 1.33 in (1971) |
| January 5 | 46.0°F (2007) | -24.0°F (1972) | 1.62 in (1939) |
| January 6 | 48.9°F (1933) | -29.9°F (1912) | 0.35 in (1915) |
| January 7 | 46.9°F (2012) | -31.0°F (1912) | 0.91 in (1967) |
| January 8 | 46.0°F (1949) | -27.0°F (1971) | 0.86 in (1937) |
| January 9 | 53.1°F (2003) | -27.0°F (1977) | 1.37 in (2026) |
| January 10 | 52.0°F (2002) | -27.0°F (1982) | 0.35 in (2017) |
| January 11 | 48.9°F (2012) | -25.1°F (1979) | 0.56 in (1905) |
| January 12 | 53.1°F (2012) | -29.0°F (1912) | 0.82 in (1960) |
| January 13 | 52.0°F (1961) | -26.0°F (1912) | 0.78 in (2024) |
| January 14 | 43.0°F (1987) | -26.0°F (1929) | 1.34 in (1940) |
| January 15 | 48.0°F (1913) | -32.1°F (1963) | 0.74 in (2014) |
| January 16 | 45.0°F (1973) | -26.0°F (1972) | 0.96 in (1915) |
| January 17 | 48.0°F (1986) | -33.0°F (1982) | 1.25 in (1900) |
| January 18 | 48.0°F (2025) | -35.0°F (1948) | 0.31 in (2011) |
| January 19 | 46.9°F (1996) | -29.9°F (1994) | 0.98 in (1907) |
| January 20 | 46.9°F (1908) | -29.0°F (1994) | 1.67 in (1988) |
| January 21 | 50.0°F (1964) | -27.0°F (1924) | 0.80 in (1917) |
| January 22 | 53.1°F (1964) | -24.0°F (1936) | 0.68 in (1929) |
| January 23 | 48.9°F (1942) | -29.9°F (1963) | 0.70 in (1897) |
| January 24 | 50.0°F (1934) | -29.9°F (1935) | 1.14 in (1938) |
| January 25 | 57.0°F (1944) | -29.9°F (1904) | 1.13 in (1950) |
| January 26 | 55.9°F (1944) | -23.1°F (1904) | 0.42 in (1908) |
| January 27 | 50.0°F (1944) | -23.1°F (1904) | 0.96 in (1996) |
| January 28 | 53.1°F (2006) | -27.0°F (1915) | 0.46 in (2013) |
| January 29 | 48.0°F (1914) | -31.0°F (1899) | 0.70 in (2006) |
| January 30 | 46.0°F (1974) | -32.1°F (1951) | 0.83 in (2001) |
| January 31 | 55.0°F (2025) | -31.0°F (1899) | 1.20 in (1917) |