December weather in Highmore, SD
The average temperature in Highmore in December is 21.0°F (11.6°F–30.5°F). Average precipitation: 0.47 inches. Average snowfall is 6.4 inches.
December is a winter month in Highmore, and is cooler than the annual average of 45.9°F. Daily temperatures swing about 18.9°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 8h 39m. For travel, December is cold.
Avg High
30.5°F
Avg Low
11.6°F
Precipitation
0.47 in
Snow
6.4 in
December records in Highmore
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.0°F (1998) | -16.1°F (2005) | 1.00 in (2007) |
| December 2 | 64.9°F (1906) | -22.0°F (1976) | 0.50 in (1933) |
| December 3 | 66.0°F (1948) | -14.1°F (1905) | 0.45 in (1992) |
| December 4 | 64.0°F (1975) | -18.9°F (1972) | 2.00 in (2002) |
| December 5 | 60.1°F (1939) | -22.0°F (2002) | 0.30 in (1906) |
| December 6 | 68.0°F (1939) | -31.0°F (1972) | 0.32 in (1927) |
| December 7 | 66.0°F (2023) | -22.0°F (2013) | 0.38 in (2025) |
| December 8 | 59.0°F (1939) | -27.9°F (1927) | 0.50 in (2008) |
| December 9 | 62.1°F (1957) | -20.0°F (1927) | 0.25 in (1918) |
| December 10 | 57.9°F (1990) | -27.9°F (1917) | 1.00 in (2000) |
| December 11 | 61.0°F (1939) | -17.0°F (2013) | 0.57 in (1965) |
| December 12 | 57.0°F (1939) | -25.1°F (1932) | 0.65 in (1949) |
| December 13 | 57.9°F (1921) | -32.1°F (1917) | 1.05 in (2022) |
| December 14 | 57.0°F (1997) | -27.9°F (1917) | 0.91 in (2022) |
| December 15 | 60.1°F (1939) | -24.0°F (1951) | 0.24 in (2022) |
| December 16 | 62.1°F (1962) | -26.0°F (1951) | 1.50 in (2000) |
| December 17 | 59.0°F (1939) | -25.1°F (1922) | 0.24 in (1908) |
| December 18 | 60.1°F (1979) | -26.0°F (1951) | 6.00 in (2000) |
| December 19 | 61.0°F (1917) | -25.1°F (1916) | 0.20 in (1902) |
| December 20 | 61.0°F (1941) | -29.9°F (1983) | 0.28 in (1967) |
| December 21 | 59.0°F (1957) | -29.9°F (1989) | 0.20 in (1911) |
| December 22 | 55.0°F (1957) | -31.0°F (1989) | 0.55 in (1988) |
| December 23 | 52.0°F (1899) | -29.9°F (1983) | 0.25 in (1996) |
| December 24 | 50.0°F (1907) | -36.0°F (1983) | 0.54 in (2023) |
| December 25 | 55.9°F (1928) | -18.9°F (1924) | 0.69 in (2023) |
| December 26 | 60.1°F (1907) | -29.9°F (1933) | 0.54 in (2023) |
| December 27 | 61.0°F (1928) | -27.0°F (1924) | 0.50 in (1969) |
| December 28 | 54.0°F (2002) | -25.1°F (1924) | 0.25 in (2019) |
| December 29 | 55.0°F (1999) | -33.0°F (1917) | 0.48 in (1972) |
| December 30 | 57.0°F (2004) | -32.1°F (1990) | 0.72 in (1931) |
| December 31 | 54.0°F (1904) | -29.9°F (1967) | 0.45 in (1977) |