December weather in Lancaster, WI
The average temperature in Lancaster in December is 23.5°F (16.0°F–31.0°F). Average precipitation: 1.70 inches. Average snowfall is 8.7 inches.
December is a winter month in Lancaster, and is cooler than the annual average of 46.3°F. Daily temperatures swing about 15°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 8h 51m. For travel, December is cold.
Avg High
31.0°F
Avg Low
16.0°F
Precipitation
1.70 in
Snow
8.7 in
December records in Lancaster
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 60.1°F (1922) | -13.0°F (1893) | 1.38 in (1921) |
| December 2 | 62.1°F (1982) | -13.0°F (1893) | 1.79 in (2007) |
| December 3 | 62.1°F (1951) | -20.9°F (1940) | 0.95 in (1990) |
| December 4 | 64.0°F (2012) | -9.9°F (1985) | 1.00 in (1932) |
| December 5 | 61.0°F (2001) | -9.9°F (1917) | 0.90 in (1973) |
| December 6 | 62.1°F (1998) | -13.0°F (1977) | 1.02 in (1943) |
| December 7 | 53.1°F (1946) | -14.1°F (1977) | 1.24 in (1926) |
| December 8 | 60.1°F (1946) | -15.0°F (1902) | 0.80 in (1969) |
| December 9 | 60.1°F (1946) | -16.1°F (1958) | 1.21 in (2009) |
| December 10 | 55.0°F (1979) | -18.0°F (1977) | 1.92 in (1911) |
| December 11 | 57.0°F (1949) | -15.0°F (1976) | 1.87 in (1899) |
| December 12 | 55.0°F (1896) | -11.9°F (1962) | 0.90 in (1901) |
| December 13 | 57.9°F (1975) | -22.0°F (1903) | 2.05 in (1991) |
| December 14 | 59.0°F (2015) | -20.9°F (1901) | 2.02 in (2015) |
| December 15 | 55.9°F (2021) | -18.0°F (1989) | 1.00 in (2022) |
| December 16 | 68.0°F (2021) | -16.1°F (1914) | 1.24 in (1940) |
| December 17 | 52.0°F (1962) | -14.1°F (1914) | 0.60 in (1895) |
| December 18 | 51.1°F (1923) | -23.1°F (1983) | 0.25 in (1990) |
| December 19 | 52.0°F (2002) | -27.0°F (1983) | 0.70 in (1968) |
| December 20 | 54.0°F (1967) | -18.9°F (1983) | 1.12 in (2012) |
| December 21 | 51.1°F (1941) | -22.0°F (1989) | 0.64 in (2006) |
| December 22 | 53.1°F (1908) | -22.0°F (1989) | 0.50 in (1935) |
| December 23 | 52.0°F (2019) | -20.9°F (1983) | 0.90 in (1979) |
| December 24 | 54.0°F (1936) | -27.0°F (1983) | 1.28 in (1895) |
| December 25 | 55.0°F (1940) | -18.0°F (1983) | 1.14 in (2009) |
| December 26 | 55.9°F (2019) | -18.9°F (1903) | 0.69 in (1936) |
| December 27 | 52.0°F (2008) | -18.0°F (1950) | 1.05 in (1904) |
| December 28 | 52.0°F (1984) | -22.0°F (1924) | 0.77 in (2024) |
| December 29 | 62.1°F (1984) | -16.1°F (1917) | 1.85 in (2019) |
| December 30 | 55.9°F (1929) | -16.1°F (2013) | 1.05 in (1972) |
| December 31 | 57.9°F (1940) | -20.0°F (1976) | 0.60 in (1923) |