December weather in Oshkosh, WI
The average temperature in Oshkosh in December is 24.7°F (17.5°F–31.8°F). Average precipitation: 1.59 inches. Average snowfall is 10.0 inches.
December is a winter month in Oshkosh, and is cooler than the annual average of 46.6°F. Daily temperatures swing about 14.3°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 8h 43m. For travel, December is cold.
Avg High
31.8°F
Avg Low
17.5°F
Precipitation
1.59 in
Snow
10.0 in
December records in Oshkosh
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 60.1°F (1970) | -13.0°F (1893) | 0.87 in (2019) |
| December 2 | 63.0°F (1962) | -13.0°F (1893) | 1.05 in (1921) |
| December 3 | 62.1°F (1982) | -15.0°F (1940) | 0.70 in (1933) |
| December 4 | 63.0°F (1998) | -5.1°F (1893) | 0.73 in (1925) |
| December 5 | 63.0°F (1998) | 0.0°F (1895) | 0.69 in (1982) |
| December 6 | 64.9°F (2001) | -8.0°F (1936) | 0.60 in (1908) |
| December 7 | 53.1°F (1946) | -15.0°F (1936) | 0.76 in (1926) |
| December 8 | 60.1°F (1946) | -9.9°F (1927) | 0.74 in (1966) |
| December 9 | 59.0°F (1946) | -13.0°F (1927) | 0.70 in (1907) |
| December 10 | 53.1°F (1911) | -17.0°F (1919) | 0.99 in (1911) |
| December 11 | 57.9°F (1949) | -11.0°F (1977) | 0.87 in (2021) |
| December 12 | 57.9°F (1949) | -9.9°F (1927) | 0.94 in (1965) |
| December 13 | 54.0°F (1920) | -23.1°F (1903) | 0.80 in (1909) |
| December 14 | 57.9°F (2015) | -17.0°F (1926) | 1.33 in (2015) |
| December 15 | 54.0°F (2015) | -18.9°F (1926) | 1.24 in (1971) |
| December 16 | 64.0°F (2021) | -18.0°F (1932) | 0.93 in (1992) |
| December 17 | 55.9°F (1984) | -15.0°F (1919) | 1.00 in (1908) |
| December 18 | 51.1°F (1895) | -16.1°F (1983) | 0.46 in (1957) |
| December 19 | 52.0°F (2002) | -20.0°F (1983) | 0.86 in (1968) |
| December 20 | 60.1°F (1894) | -17.0°F (1924) | 0.88 in (1952) |
| December 21 | 53.1°F (1894) | -18.9°F (1989) | 0.68 in (2012) |
| December 22 | 57.9°F (1894) | -20.9°F (1989) | 0.60 in (1942) |
| December 23 | 52.0°F (2019) | -20.9°F (1989) | 1.78 in (2006) |
| December 24 | 54.0°F (2015) | -27.0°F (1983) | 0.96 in (1982) |
| December 25 | 54.0°F (1936) | -24.0°F (1983) | 0.71 in (1973) |
| December 26 | 50.0°F (2023) | -26.0°F (1914) | 0.55 in (2016) |
| December 27 | 50.0°F (1936) | -17.0°F (1933) | 1.56 in (1904) |
| December 28 | 48.9°F (2018) | -20.9°F (1924) | 1.37 in (1959) |
| December 29 | 57.0°F (1984) | -13.0°F (1976) | 0.90 in (1905) |
| December 30 | 52.0°F (1936) | -15.0°F (1976) | 1.21 in (1972) |
| December 31 | 53.1°F (1965) | -16.1°F (1967) | 1.10 in (1906) |