December weather in South Boston, VA
The average temperature in South Boston in December is 41.6°F (29.3°F–53.8°F). Average precipitation: 3.58 inches. Average snowfall is 1.0 inches.
December is a winter month in South Boston, and is cooler than the annual average of 58.5°F. Daily temperatures swing about 24.5°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 30m. For travel, December is cool.
Avg High
53.8°F
Avg Low
29.3°F
Precipitation
3.58 in
Snow
1.0 in
December records in South Boston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 78.1°F (2016) | 16.0°F (1981) | 1.15 in (2010) |
| December 2 | 75.0°F (1998) | 15.1°F (1983) | 0.68 in (1996) |
| December 3 | 80.1°F (1991) | 16.0°F (1987) | 1.16 in (2009) |
| December 4 | 75.9°F (1991) | 14.0°F (2000) | 1.03 in (1983) |
| December 5 | 78.1°F (1998) | 12.9°F (2000) | 1.65 in (2002) |
| December 6 | 78.1°F (2001) | 17.1°F (2000) | 1.24 in (2005) |
| December 7 | 80.1°F (1998) | 12.0°F (1983) | 1.00 in (1976) |
| December 8 | 80.1°F (1998) | 12.9°F (2002) | 1.60 in (1974) |
| December 9 | 80.1°F (1998) | 12.9°F (1983) | 2.16 in (1973) |
| December 10 | 78.1°F (1991) | 12.9°F (2010) | 2.02 in (2004) |
| December 11 | 78.1°F (2007) | 12.0°F (1977) | 1.96 in (2023) |
| December 12 | 75.0°F (2021) | 10.0°F (1977) | 2.36 in (2008) |
| December 13 | 77.0°F (2007) | 9.0°F (1988) | 1.50 in (1998) |
| December 14 | 73.0°F (1984) | 10.9°F (1982) | 1.24 in (2019) |
| December 15 | 73.0°F (1984) | 10.9°F (2025) | 1.02 in (1981) |
| December 16 | 73.0°F (1984) | 10.0°F (2025) | 1.45 in (2005) |
| December 17 | 71.1°F (2021) | 12.0°F (1989) | 1.00 in (2020) |
| December 18 | 71.1°F (1984) | 10.9°F (1988) | 1.94 in (2023) |
| December 19 | 75.9°F (1984) | 10.0°F (1988) | 1.08 in (2009) |
| December 20 | 70.0°F (1990) | 9.0°F (1991) | 0.40 in (2000) |
| December 21 | 64.9°F (1988) | 3.0°F (1981) | 1.17 in (1973) |
| December 22 | 71.1°F (2013) | 3.9°F (1981) | 1.14 in (1972) |
| December 23 | 73.0°F (2013) | 5.0°F (1989) | 1.00 in (2022) |
| December 24 | 72.0°F (1990) | 5.0°F (1989) | 2.14 in (2015) |
| December 25 | 73.0°F (2025) | -4.0°F (1983) | 1.70 in (2020) |
| December 26 | 73.9°F (1982) | 1.0°F (1980) | 1.08 in (1975) |
| December 27 | 75.9°F (1982) | 0.0°F (1983) | 1.12 in (2012) |
| December 28 | 75.0°F (2015) | 12.0°F (1977) | 0.63 in (1987) |
| December 29 | 75.9°F (1984) | 10.0°F (1977) | 1.50 in (1991) |
| December 30 | 77.0°F (1984) | 12.0°F (1983) | 0.60 in (2013) |
| December 31 | 75.9°F (1984) | -4.0°F (1983) | 1.25 in (2007) |