December weather in Mandan, ND
The average temperature in Mandan in December is 17.9°F (8.4°F–27.4°F). Average precipitation: 0.52 inches.
December is a winter month in Mandan, and is cooler than the annual average of 42.4°F. Daily temperatures swing about 19°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 8h 21m. For travel, December is cold.
Avg High
27.4°F
Avg Low
8.4°F
Precipitation
0.52 in
Daylight
8h 21m
December records in Mandan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.0°F (2021) | -16.1°F (2014) | 0.21 in (2015) |
| December 2 | 63.0°F (1969) | -22.0°F (1985) | 0.36 in (1947) |
| December 3 | 60.1°F (1916) | -20.9°F (1985) | 0.20 in (1981) |
| December 4 | 57.9°F (1939) | -18.9°F (1927) | 0.30 in (1926) |
| December 5 | 66.0°F (1979) | -16.1°F (1972) | 0.15 in (1950) |
| December 6 | 66.0°F (1939) | -27.9°F (1972) | 0.22 in (1927) |
| December 7 | 57.0°F (1918) | -27.0°F (1972) | 0.31 in (2016) |
| December 8 | 60.1°F (1939) | -29.9°F (1927) | 0.26 in (1914) |
| December 9 | 63.0°F (1939) | -29.9°F (1927) | 0.15 in (2019) |
| December 10 | 61.0°F (2015) | -29.0°F (1917) | 0.15 in (1942) |
| December 11 | 64.0°F (1939) | -27.9°F (1917) | 0.21 in (1937) |
| December 12 | 61.0°F (2004) | -25.1°F (1917) | 0.11 in (1933) |
| December 13 | 51.1°F (1913) | -36.9°F (1917) | 0.23 in (1992) |
| December 14 | 52.0°F (1939) | -27.0°F (1917) | 0.20 in (1973) |
| December 15 | 61.0°F (1998) | -27.0°F (1989) | 0.27 in (2008) |
| December 16 | 54.0°F (1939) | -27.0°F (1989) | 0.54 in (1946) |
| December 17 | 59.0°F (1997) | -24.0°F (1924) | 0.48 in (1929) |
| December 18 | 55.9°F (1997) | -32.1°F (1951) | 0.22 in (1998) |
| December 19 | 57.0°F (1979) | -35.0°F (1983) | 0.25 in (2008) |
| December 20 | 55.0°F (1979) | -40.0°F (1916) | 0.16 in (1991) |
| December 21 | 53.1°F (1957) | -41.1°F (1916) | 0.23 in (2010) |
| December 22 | 51.1°F (1991) | -33.0°F (1989) | 0.25 in (1974) |
| December 23 | 55.9°F (1954) | -38.0°F (1983) | 0.44 in (1945) |
| December 24 | 46.9°F (1943) | -38.0°F (1983) | 0.25 in (2008) |
| December 25 | 46.9°F (2005) | -27.0°F (1996) | 0.20 in (1950) |
| December 26 | 48.9°F (1963) | -33.0°F (1990) | 0.73 in (1916) |
| December 27 | 54.0°F (2005) | -33.0°F (1990) | 0.20 in (1935) |
| December 28 | 52.0°F (1980) | -45.9°F (1916) | 1.08 in (2016) |
| December 29 | 51.1°F (1999) | -36.0°F (1917) | 0.24 in (2003) |
| December 30 | 54.0°F (1999) | -33.0°F (1990) | 0.50 in (1922) |
| December 31 | 46.9°F (1956) | -36.0°F (1967) | 0.60 in (2006) |