December weather in Eagle River, WI
The average temperature in Eagle River in December is 18.0°F (9.8°F–26.3°F). Average precipitation: 1.56 inches. Average snowfall is 17.6 inches.
December is a winter month in Eagle River, and is cooler than the annual average of 40°F. Daily temperatures swing about 16.5°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 8h 28m. For travel, December is cold.
Avg High
26.3°F
Avg Low
9.8°F
Precipitation
1.56 in
Snow
17.6 in
December records in Eagle River
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 44.1°F (1970) | -13.0°F (2014) | 0.68 in (2019) |
| December 2 | 48.9°F (1998) | -8.0°F (2002) | 0.62 in (2007) |
| December 3 | 52.0°F (1998) | -18.9°F (1940) | 0.93 in (1953) |
| December 4 | 55.0°F (1998) | -16.1°F (1940) | 0.52 in (1970) |
| December 5 | 46.9°F (1998) | -8.0°F (2014) | 0.69 in (2017) |
| December 6 | 57.0°F (2001) | -9.9°F (2013) | 0.56 in (1953) |
| December 7 | 45.0°F (1939) | -15.0°F (2013) | 0.52 in (1950) |
| December 8 | 48.9°F (2023) | -16.1°F (2013) | 0.87 in (1950) |
| December 9 | 51.1°F (1939) | -9.0°F (2013) | 0.43 in (2009) |
| December 10 | 48.0°F (2015) | -15.0°F (1995) | 0.38 in (1956) |
| December 11 | 39.9°F (2002) | -15.0°F (1995) | 0.80 in (2021) |
| December 12 | 42.1°F (1939) | -13.0°F (1995) | 0.35 in (2004) |
| December 13 | 44.1°F (2021) | -14.1°F (2024) | 0.51 in (1972) |
| December 14 | 46.9°F (2023) | -11.9°F (2025) | 0.78 in (1975) |
| December 15 | 54.0°F (2021) | -11.9°F (2019) | 1.09 in (2015) |
| December 16 | 48.9°F (2021) | -20.9°F (2013) | 1.10 in (1940) |
| December 17 | 39.9°F (1939) | -17.0°F (2008) | 0.50 in (2015) |
| December 18 | 39.0°F (1997) | -14.1°F (2008) | 0.32 in (1958) |
| December 19 | 42.1°F (2002) | -14.1°F (2008) | 1.74 in (1939) |
| December 20 | 36.0°F (1994) | -9.0°F (1996) | 0.76 in (1951) |
| December 21 | 39.9°F (1940) | -17.0°F (1999) | 0.26 in (1996) |
| December 22 | 41.0°F (2019) | -18.9°F (1990) | 0.50 in (1984) |
| December 23 | 41.0°F (2023) | -20.9°F (1990) | 0.87 in (2006) |
| December 24 | 45.0°F (2023) | -23.1°F (2004) | 1.14 in (2015) |
| December 25 | 48.9°F (2023) | -24.0°F (2004) | 0.78 in (1982) |
| December 26 | 46.0°F (2023) | -22.0°F (1990) | 0.60 in (1959) |
| December 27 | 44.1°F (1994) | -24.0°F (2017) | 0.50 in (2014) |
| December 28 | 44.1°F (2008) | -23.1°F (2017) | 0.67 in (1955) |
| December 29 | 42.1°F (2003) | -20.0°F (2017) | 0.95 in (2025) |
| December 30 | 41.0°F (2022) | -24.0°F (2013) | 0.78 in (2019) |
| December 31 | 41.0°F (2004) | -23.1°F (2013) | 0.60 in (2019) |