December weather in Selby, SD
The average temperature in Selby in December is 18.8°F (9.7°F–28.0°F). Average precipitation: 0.51 inches. Average snowfall is 7.6 inches.
December is a winter month in Selby, and is cooler than the annual average of 43.7°F. Daily temperatures swing about 18.3°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 8h 32m. For travel, December is cold.
Avg High
28.0°F
Avg Low
9.7°F
Precipitation
0.51 in
Snow
7.6 in
December records in Selby
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 63.0°F (1995) | -20.9°F (1985) | 0.47 in (2015) |
| December 2 | 66.9°F (2021) | -22.0°F (1985) | 0.24 in (1982) |
| December 3 | 57.9°F (2012) | -11.9°F (2006) | 0.22 in (1996) |
| December 4 | 62.1°F (1965) | -11.0°F (2006) | 0.34 in (2013) |
| December 5 | 57.0°F (1979) | -15.0°F (2005) | 0.23 in (1969) |
| December 6 | 55.9°F (1988) | -27.0°F (1972) | 0.35 in (1960) |
| December 7 | 57.0°F (1991) | -27.0°F (1972) | 0.48 in (1971) |
| December 8 | 52.0°F (1965) | -23.1°F (2013) | 0.20 in (1971) |
| December 9 | 55.0°F (2020) | -24.0°F (1977) | 0.38 in (1961) |
| December 10 | 55.9°F (2015) | -24.0°F (1972) | 0.38 in (1970) |
| December 11 | 59.0°F (1979) | -17.0°F (2013) | 1.20 in (1909) |
| December 12 | 51.1°F (1998) | -22.0°F (1985) | 0.14 in (1996) |
| December 13 | 52.0°F (2014) | -16.1°F (2000) | 0.10 in (1968) |
| December 14 | 55.0°F (1912) | -25.1°F (1989) | 0.30 in (1973) |
| December 15 | 57.0°F (1997) | -25.1°F (1989) | 0.22 in (1996) |
| December 16 | 61.0°F (1962) | -23.1°F (1989) | 0.91 in (1908) |
| December 17 | 57.9°F (1962) | -20.0°F (1981) | 0.30 in (1967) |
| December 18 | 50.0°F (1962) | -27.0°F (1983) | 0.15 in (1993) |
| December 19 | 57.0°F (1979) | -27.0°F (1996) | 0.10 in (1960) |
| December 20 | 52.0°F (1979) | -27.0°F (1996) | 0.18 in (1990) |
| December 21 | 46.0°F (1966) | -31.0°F (1989) | 0.51 in (1967) |
| December 22 | 46.9°F (1979) | -36.0°F (1983) | 0.25 in (1984) |
| December 23 | 54.0°F (2020) | -35.0°F (1983) | 0.73 in (2014) |
| December 24 | 48.0°F (1907) | -25.1°F (1983) | 0.34 in (2010) |
| December 25 | 48.9°F (1963) | -18.9°F (2000) | 0.07 in (1968) |
| December 26 | 51.1°F (1999) | -24.0°F (1996) | 1.02 in (2016) |
| December 27 | 48.9°F (2005) | -29.9°F (1996) | 0.18 in (1988) |
| December 28 | 54.0°F (1980) | -17.0°F (1984) | 0.31 in (2019) |
| December 29 | 52.0°F (1999) | -23.1°F (1990) | 0.55 in (2019) |
| December 30 | 54.0°F (1999) | -31.0°F (1990) | 0.91 in (2005) |
| December 31 | 46.9°F (1980) | -36.0°F (1967) | 0.43 in (2010) |