December weather in Waunakee, WI
The average temperature in Waunakee in December is 25.3°F (18.2°F–32.3°F). Average precipitation: 1.63 inches. Average snowfall is 12.0 inches.
December is a winter month in Waunakee, and is cooler than the annual average of 47°F. Daily temperatures swing about 14.1°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 8h 49m. For travel, December is cold.
Avg High
32.3°F
Avg Low
18.2°F
Precipitation
1.63 in
Snow
12.0 in
December records in Waunakee
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 62.1°F (1970) | -0.9°F (1971) | 1.73 in (1985) |
| December 2 | 62.1°F (1982) | -9.9°F (1940) | 1.58 in (1982) |
| December 3 | 64.9°F (2012) | -16.1°F (1940) | 2.19 in (1990) |
| December 4 | 61.0°F (2017) | -6.0°F (1977) | 0.97 in (1973) |
| December 5 | 64.0°F (2001) | -2.9°F (2007) | 1.16 in (1982) |
| December 6 | 55.9°F (1998) | -11.0°F (1972) | 0.58 in (1943) |
| December 7 | 60.1°F (1946) | -15.0°F (1972) | 1.17 in (1967) |
| December 8 | 63.0°F (1946) | -7.1°F (1958) | 0.82 in (1966) |
| December 9 | 60.1°F (1946) | -11.0°F (1958) | 0.70 in (2009) |
| December 10 | 55.9°F (2015) | -14.1°F (1958) | 1.34 in (1970) |
| December 11 | 59.0°F (1949) | -17.0°F (1972) | 1.11 in (1965) |
| December 12 | 53.1°F (1965) | -9.9°F (1962) | 0.56 in (1972) |
| December 13 | 60.1°F (2015) | -13.0°F (1976) | 1.45 in (2015) |
| December 14 | 59.0°F (1975) | -11.9°F (1972) | 1.05 in (2022) |
| December 15 | 68.0°F (2021) | -15.0°F (1961) | 1.57 in (1971) |
| December 16 | 63.0°F (2021) | -11.9°F (1972) | 0.35 in (2016) |
| December 17 | 52.0°F (1939) | -13.0°F (1972) | 0.32 in (1990) |
| December 18 | 53.1°F (2002) | -18.0°F (1983) | 0.58 in (2002) |
| December 19 | 51.1°F (1988) | -25.1°F (1983) | 0.76 in (1987) |
| December 20 | 53.1°F (1967) | -17.0°F (1963) | 1.16 in (2012) |
| December 21 | 54.0°F (1967) | -18.0°F (1989) | 0.68 in (2006) |
| December 22 | 53.1°F (2019) | -17.0°F (1983) | 0.49 in (2013) |
| December 23 | 55.0°F (1941) | -20.9°F (1983) | 0.45 in (2007) |
| December 24 | 52.0°F (1955) | -23.1°F (1983) | 1.01 in (1979) |
| December 25 | 55.9°F (1982) | -20.9°F (2000) | 0.49 in (2009) |
| December 26 | 51.1°F (2023) | -22.0°F (1962) | 1.28 in (1942) |
| December 27 | 55.0°F (1946) | -20.9°F (1950) | 0.93 in (1959) |
| December 28 | 62.1°F (1984) | -15.0°F (2000) | 0.79 in (1987) |
| December 29 | 55.0°F (2022) | -11.9°F (1976) | 0.57 in (2019) |
| December 30 | 55.9°F (2004) | -13.9°F (2013) | 0.79 in (1971) |
| December 31 | 55.0°F (1965) | -16.1°F (1967) | 0.47 in (2018) |