December weather in Yorkville, WI
The average temperature in Yorkville in December is 25.9°F (18.3°F–33.5°F). Average precipitation: 1.73 inches. Average snowfall is 7.7 inches.
December is a winter month in Yorkville, and is cooler than the annual average of 46.4°F. Daily temperatures swing about 15.2°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 8h 52m. For travel, December is cold.
Avg High
33.5°F
Avg Low
18.3°F
Precipitation
1.73 in
Snow
7.7 in
December records in Yorkville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 57.0°F (1998) | -0.9°F (2025) | 0.90 in (2007) |
| December 2 | 61.0°F (1998) | 1.9°F (2006) | 0.98 in (2018) |
| December 3 | 64.0°F (1998) | -2.9°F (2002) | 2.60 in (1982) |
| December 4 | 68.0°F (2012) | -2.0°F (2006) | 1.02 in (1973) |
| December 5 | 68.0°F (2001) | -9.9°F (2007) | 0.52 in (1982) |
| December 6 | 61.0°F (2009) | -7.1°F (2007) | 1.00 in (1998) |
| December 7 | 45.0°F (2004) | -9.9°F (2005) | 1.07 in (1980) |
| December 8 | 51.1°F (2023) | -2.0°F (2000) | 0.65 in (1980) |
| December 9 | 55.9°F (2023) | 0.0°F (2010) | 1.45 in (2003) |
| December 10 | 53.1°F (2020) | -7.1°F (2013) | 1.40 in (1971) |
| December 11 | 57.0°F (2015) | -6.0°F (2000) | 1.10 in (2021) |
| December 12 | 48.9°F (2011) | -9.0°F (2000) | 1.20 in (2020) |
| December 13 | 57.9°F (2015) | -2.0°F (2000) | 0.50 in (1956) |
| December 14 | 60.1°F (2015) | -9.9°F (2016) | 1.18 in (2015) |
| December 15 | 55.0°F (2011) | -6.0°F (2025) | 1.40 in (1971) |
| December 16 | 64.9°F (2021) | -6.0°F (2013) | 0.86 in (1992) |
| December 17 | 57.0°F (2002) | -2.9°F (2000) | 0.44 in (2016) |
| December 18 | 57.0°F (2002) | -2.9°F (2005) | 0.64 in (1957) |
| December 19 | 50.0°F (2025) | -23.1°F (2016) | 0.56 in (1968) |
| December 20 | 46.0°F (2011) | -9.0°F (2016) | 1.07 in (1952) |
| December 21 | 48.9°F (2015) | -8.0°F (2008) | 1.27 in (2012) |
| December 22 | 50.0°F (2006) | -8.0°F (2008) | 0.62 in (2006) |
| December 23 | 52.0°F (2019) | -11.0°F (2022) | 1.00 in (1959) |
| December 24 | 57.0°F (2015) | -9.9°F (2022) | 0.95 in (1965) |
| December 25 | 51.1°F (2023) | -17.0°F (2000) | 1.02 in (1979) |
| December 26 | 55.0°F (2019) | -7.1°F (2017) | 0.55 in (1941) |
| December 27 | 57.0°F (2019) | -9.0°F (2017) | 1.45 in (1942) |
| December 28 | 54.0°F (2008) | -8.0°F (2017) | 0.90 in (2008) |
| December 29 | 52.0°F (2024) | -6.0°F (1998) | 1.21 in (2019) |
| December 30 | 57.9°F (2022) | -9.0°F (2013) | 0.90 in (1971) |
| December 31 | 51.1°F (2004) | -8.0°F (2013) | 0.51 in (1978) |