December weather in Whitewater, WI
The average temperature in Whitewater in December is 25.6°F (18.2°F–33.0°F). Average precipitation: 1.75 inches. Average snowfall is 9.0 inches.
December is a winter month in Whitewater, and is cooler than the annual average of 47°F. Daily temperatures swing about 14.8°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 8h 51m. For travel, December is cold.
Avg High
33.0°F
Avg Low
18.2°F
Precipitation
1.75 in
Snow
9.0 in
December records in Whitewater
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 61.0°F (1962) | 1.0°F (2025) | 0.93 in (1985) |
| December 2 | 61.0°F (1982) | -7.1°F (1976) | 1.62 in (2007) |
| December 3 | 63.0°F (1970) | -5.1°F (1976) | 0.79 in (1982) |
| December 4 | 66.0°F (2012) | -2.0°F (2025) | 0.88 in (1973) |
| December 5 | 61.0°F (1960) | -0.9°F (2005) | 0.67 in (1948) |
| December 6 | 66.0°F (2001) | -11.9°F (2007) | 0.85 in (1943) |
| December 7 | 53.1°F (1963) | -8.0°F (1972) | 0.64 in (1980) |
| December 8 | 54.0°F (1966) | -8.0°F (2025) | 0.89 in (1966) |
| December 9 | 55.9°F (1952) | -11.0°F (1958) | 0.86 in (2009) |
| December 10 | 54.0°F (1979) | -14.1°F (1958) | 1.54 in (2003) |
| December 11 | 59.0°F (1949) | -9.9°F (1977) | 0.81 in (1970) |
| December 12 | 60.1°F (1949) | -9.0°F (1962) | 0.65 in (2010) |
| December 13 | 59.0°F (2015) | -15.0°F (1958) | 0.60 in (1991) |
| December 14 | 60.1°F (2015) | -11.0°F (1985) | 1.42 in (2015) |
| December 15 | 55.9°F (1975) | -11.0°F (1985) | 1.90 in (1971) |
| December 16 | 64.9°F (2021) | -11.0°F (2010) | 1.05 in (1992) |
| December 17 | 55.9°F (1984) | -15.0°F (1950) | 0.50 in (1988) |
| December 18 | 51.1°F (2006) | -18.9°F (1950) | 0.46 in (1957) |
| December 19 | 53.1°F (2002) | -24.0°F (1983) | 0.96 in (1968) |
| December 20 | 54.0°F (1967) | -18.9°F (1983) | 1.20 in (1952) |
| December 21 | 55.0°F (1967) | -18.9°F (1989) | 0.83 in (2012) |
| December 22 | 52.0°F (1957) | -18.0°F (1989) | 0.47 in (1949) |
| December 23 | 52.0°F (1979) | -18.0°F (1983) | 0.82 in (2006) |
| December 24 | 57.9°F (2015) | -23.1°F (1983) | 1.32 in (1965) |
| December 25 | 57.9°F (1982) | -25.1°F (2000) | 1.15 in (2009) |
| December 26 | 57.9°F (1982) | -22.0°F (2000) | 0.50 in (1942) |
| December 27 | 53.1°F (2019) | -23.1°F (1950) | 1.50 in (1988) |
| December 28 | 57.9°F (1982) | -18.9°F (2000) | 0.87 in (1966) |
| December 29 | 63.0°F (1984) | -11.0°F (1976) | 1.16 in (2015) |
| December 30 | 55.0°F (2019) | -9.9°F (1963) | 1.32 in (1972) |
| December 31 | 55.9°F (1965) | -15.0°F (1963) | 0.51 in (1978) |