December weather in Merrillan, WI
The average temperature in Merrillan in December is °F (°F–°F). Average precipitation: 1.44 inches. Average snowfall is 10.6 inches.
December is a winter month in Merrillan, and is cooler than the annual average of 0°F. Expect about 8 days with precipitation. Daylight averages about 8h 40m.
Avg High
°F
Avg Low
°F
Precipitation
1.44 in
Snow
10.6 in
December records in Merrillan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 48.9°F (1943) | -18.0°F (1893) | 0.40 in (1939) |
| December 2 | 57.0°F (1938) | -22.0°F (1893) | 1.16 in (2007) |
| December 3 | 48.0°F (1941) | -34.1°F (1940) | 0.62 in (1934) |
| December 4 | 54.0°F (1941) | -18.9°F (1893) | 0.60 in (2011) |
| December 5 | 48.0°F (1933) | -11.0°F (1940) | 0.51 in (1948) |
| December 6 | 55.0°F (1939) | -7.1°F (1893) | 0.58 in (2001) |
| December 7 | 52.0°F (1894) | -20.9°F (1936) | 0.82 in (1894) |
| December 8 | 59.0°F (1946) | -7.1°F (1934) | 0.05 in (1894) |
| December 9 | 59.0°F (1946) | -27.0°F (1947) | 0.79 in (2009) |
| December 10 | 51.1°F (1939) | -9.9°F (1893) | 0.55 in (2012) |
| December 11 | 54.0°F (1946) | -25.1°F (1936) | 0.73 in (2021) |
| December 12 | 50.0°F (1946) | -11.9°F (1947) | 1.10 in (2010) |
| December 13 | 45.0°F (1894) | -7.1°F (1940) | 0.51 in (2015) |
| December 14 | 50.0°F (1894) | -8.0°F (1943) | 1.89 in (2015) |
| December 15 | 50.0°F (1894) | -9.9°F (1945) | 0.98 in (2022) |
| December 16 | 50.0°F (1939) | -11.0°F (1943) | 0.96 in (1940) |
| December 17 | 50.0°F (1939) | -17.0°F (1945) | 0.29 in (1993) |
| December 18 | 45.0°F (1894) | -25.1°F (1945) | 0.22 in (2002) |
| December 19 | 50.0°F (1894) | -26.0°F (1945) | 0.47 in (1939) |
| December 20 | 57.0°F (1895) | -15.0°F (1893) | 0.33 in (2012) |
| December 21 | 60.1°F (1895) | -13.0°F (1935) | 0.40 in (2004) |
| December 22 | 52.0°F (1941) | -13.0°F (1945) | 0.59 in (2006) |
| December 23 | 45.0°F (1893) | -15.0°F (1943) | 0.92 in (2007) |
| December 24 | 46.9°F (1940) | -16.1°F (1934) | 0.67 in (2015) |
| December 25 | 50.0°F (1936) | -18.9°F (1933) | 0.79 in (1945) |
| December 26 | 52.0°F (1936) | -15.0°F (1933) | 0.82 in (2016) |
| December 27 | 53.1°F (1936) | -31.0°F (1933) | 0.48 in (2018) |
| December 28 | 55.0°F (1893) | -14.1°F (1933) | 0.74 in (2024) |
| December 29 | 44.1°F (1936) | -11.0°F (1933) | 1.14 in (2019) |
| December 30 | 50.0°F (1936) | -24.0°F (1946) | 0.74 in (1936) |
| December 31 | 43.0°F (1943) | -32.1°F (1946) | 0.41 in (2019) |