December weather in Plymouth, MN
The average temperature in Plymouth in December is 21.0°F (13.6°F–28.5°F). Average precipitation: 1.40 inches. Average snowfall is 12.3 inches.
December is a winter month in Plymouth, and is cooler than the annual average of 45.7°F. Daily temperatures swing about 14.9°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 8h 35m. For travel, December is cold.
Avg High
28.5°F
Avg Low
13.6°F
Precipitation
1.40 in
Snow
12.3 in
December records in Plymouth
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.9°F (1998) | -4.0°F (1975) | 0.69 in (2007) |
| December 2 | 61.0°F (1982) | -17.0°F (1976) | 0.19 in (2013) |
| December 3 | 61.0°F (1998) | -15.0°F (1985) | 0.37 in (2010) |
| December 4 | 55.9°F (2017) | -15.0°F (1991) | 0.81 in (2013) |
| December 5 | 53.1°F (1998) | -9.9°F (1977) | 0.31 in (1991) |
| December 6 | 46.0°F (2012) | -17.0°F (1972) | 0.34 in (1969) |
| December 7 | 52.0°F (2023) | -17.0°F (1972) | 0.51 in (1969) |
| December 8 | 50.0°F (1990) | -11.0°F (1977) | 0.39 in (1995) |
| December 9 | 50.0°F (1990) | -15.0°F (1977) | 1.13 in (2012) |
| December 10 | 51.1°F (1979) | -20.0°F (1977) | 0.49 in (2021) |
| December 11 | 46.0°F (1998) | -11.9°F (1995) | 1.27 in (2010) |
| December 12 | 51.1°F (1968) | -13.0°F (2000) | 0.41 in (1991) |
| December 13 | 50.0°F (1998) | -15.0°F (1985) | 0.51 in (1995) |
| December 14 | 55.0°F (1998) | -15.0°F (1985) | 0.58 in (2005) |
| December 15 | 57.9°F (2021) | -11.9°F (1975) | 0.57 in (2022) |
| December 16 | 48.9°F (1984) | -11.9°F (2008) | 0.97 in (1984) |
| December 17 | 45.0°F (1980) | -20.0°F (1983) | 0.70 in (1977) |
| December 18 | 46.9°F (1997) | -24.0°F (1983) | 0.36 in (2000) |
| December 19 | 45.0°F (1988) | -27.9°F (1983) | 0.49 in (1968) |
| December 20 | 44.1°F (1979) | -24.0°F (1983) | 0.49 in (2010) |
| December 21 | 44.1°F (1979) | -24.0°F (1989) | 0.98 in (2006) |
| December 22 | 43.0°F (2005) | -22.0°F (1983) | 0.65 in (1968) |
| December 23 | 46.9°F (2023) | -27.0°F (1983) | 0.76 in (2020) |
| December 24 | 53.1°F (2023) | -25.1°F (1983) | 0.71 in (1982) |
| December 25 | 53.1°F (2023) | -18.9°F (1968) | 1.09 in (2016) |
| December 26 | 50.0°F (2011) | -20.9°F (1996) | 0.65 in (2023) |
| December 27 | 43.0°F (1994) | -11.9°F (1993) | 1.18 in (2018) |
| December 28 | 45.0°F (2013) | -15.0°F (1993) | 0.63 in (1982) |
| December 29 | 54.0°F (1999) | -14.1°F (2013) | 0.92 in (1972) |
| December 30 | 48.9°F (2004) | -22.0°F (1976) | 0.59 in (2005) |
| December 31 | 43.0°F (2006) | -22.0°F (1976) | 1.22 in (2006) |