December weather in Oelrichs, SD
The average temperature in Oelrichs in December is 25.4°F (13.8°F–37.0°F). Average precipitation: 0.41 inches. Average snowfall is 8.3 inches.
December is a winter month in Oelrichs, and is cooler than the annual average of 47.6°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 8h 49m. For travel, December is cold.
Avg High
37.0°F
Avg Low
13.8°F
Precipitation
0.41 in
Snow
8.3 in
December records in Oelrichs
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 71.1°F (1999) | -29.9°F (1985) | 0.60 in (1895) |
| December 2 | 69.1°F (1998) | -26.0°F (1985) | 1.00 in (1897) |
| December 3 | 73.9°F (1941) | -6.0°F (1964) | 0.40 in (1913) |
| December 4 | 68.0°F (1975) | -2.9°F (1909) | 0.73 in (1960) |
| December 5 | 64.0°F (1939) | -16.1°F (1972) | 0.20 in (1898) |
| December 6 | 70.0°F (1939) | -25.1°F (2013) | 0.80 in (1906) |
| December 7 | 66.9°F (1946) | -24.0°F (2013) | 0.40 in (1924) |
| December 8 | 64.0°F (1939) | -27.0°F (1927) | 0.50 in (1924) |
| December 9 | 66.9°F (1915) | -27.9°F (1919) | 0.30 in (1932) |
| December 10 | 66.0°F (1981) | -26.0°F (1919) | 1.70 in (1918) |
| December 11 | 72.0°F (1939) | -18.0°F (2000) | 0.50 in (1909) |
| December 12 | 64.0°F (1896) | -22.0°F (1917) | 0.60 in (1901) |
| December 13 | 64.0°F (1988) | -22.0°F (1917) | 0.40 in (1925) |
| December 14 | 62.1°F (1998) | -32.1°F (1901) | 0.66 in (1902) |
| December 15 | 63.0°F (1998) | -31.0°F (1989) | 0.28 in (2022) |
| December 16 | 64.9°F (1962) | -22.0°F (1922) | 0.54 in (1981) |
| December 17 | 64.0°F (1939) | -23.1°F (1964) | 0.45 in (2016) |
| December 18 | 62.1°F (1998) | -25.1°F (1924) | 0.85 in (1973) |
| December 19 | 59.0°F (1933) | -20.9°F (1989) | 0.23 in (1998) |
| December 20 | 64.0°F (1941) | -20.9°F (1983) | 0.40 in (1911) |
| December 21 | 62.1°F (1933) | -31.0°F (1989) | 0.30 in (1920) |
| December 22 | 64.0°F (1933) | -36.9°F (1989) | 0.60 in (1918) |
| December 23 | 69.1°F (2025) | -29.0°F (1983) | 0.50 in (1901) |
| December 24 | 57.9°F (1936) | -27.9°F (1983) | 0.40 in (1921) |
| December 25 | 66.0°F (2025) | -20.9°F (1983) | 0.50 in (1893) |
| December 26 | 64.9°F (1928) | -20.0°F (1894) | 0.46 in (2009) |
| December 27 | 62.1°F (1955) | -20.0°F (1925) | 0.30 in (2016) |
| December 28 | 57.9°F (1898) | -16.1°F (1925) | 0.30 in (1920) |
| December 29 | 66.0°F (1965) | -26.0°F (1946) | 0.38 in (2019) |
| December 30 | 59.0°F (2002) | -26.0°F (1990) | 0.60 in (1915) |
| December 31 | 59.0°F (1896) | -29.0°F (1978) | 0.75 in (1975) |