December weather in Grundy, VA
The average temperature in Grundy in December is 36.9°F (27.9°F–46.0°F). Average precipitation: 3.70 inches. Average snowfall is 2.4 inches.
December is a winter month in Grundy, and is cooler than the annual average of 54°F. Daily temperatures swing about 18.1°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 9h 27m. For travel, December is cool.
Avg High
46.0°F
Avg Low
27.9°F
Precipitation
3.70 in
Snow
2.4 in
December records in Grundy
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 77.0°F (1998) | 10.9°F (1976) | 1.89 in (2010) |
| December 2 | 73.9°F (1970) | 12.0°F (1976) | 1.88 in (1942) |
| December 3 | 78.1°F (1982) | 10.9°F (1979) | 1.73 in (1991) |
| December 4 | 80.1°F (1982) | 12.0°F (1989) | 1.40 in (1978) |
| December 5 | 80.1°F (1982) | 14.0°F (1974) | 2.49 in (1993) |
| December 6 | 75.0°F (1982) | 14.0°F (1974) | 1.03 in (1954) |
| December 7 | 75.0°F (1998) | 3.9°F (1977) | 1.38 in (2013) |
| December 8 | 75.0°F (1966) | 3.9°F (1977) | 1.54 in (1951) |
| December 9 | 79.0°F (1966) | 8.1°F (2010) | 1.64 in (1978) |
| December 10 | 70.0°F (1966) | 7.0°F (2010) | 1.70 in (1952) |
| December 11 | 75.9°F (1971) | 8.1°F (1995) | 1.10 in (2024) |
| December 12 | 73.9°F (1971) | -0.9°F (1962) | 2.08 in (2008) |
| December 13 | 75.0°F (1971) | -8.0°F (1962) | 1.00 in (1949) |
| December 14 | 75.9°F (1971) | 7.0°F (1960) | 0.92 in (2020) |
| December 15 | 71.1°F (2001) | 6.1°F (2025) | 0.97 in (1951) |
| December 16 | 75.0°F (1971) | 1.0°F (1989) | 0.61 in (1971) |
| December 17 | 73.0°F (1971) | -0.9°F (1989) | 0.70 in (1992) |
| December 18 | 70.0°F (1971) | 10.9°F (1969) | 1.05 in (1961) |
| December 19 | 70.0°F (1990) | 6.1°F (1963) | 1.06 in (2009) |
| December 20 | 71.1°F (1967) | 1.9°F (2004) | 0.99 in (1971) |
| December 21 | 71.1°F (1967) | 1.0°F (1963) | 1.13 in (2018) |
| December 22 | 75.0°F (1990) | -4.0°F (1989) | 1.10 in (1972) |
| December 23 | 69.1°F (1990) | -11.0°F (1989) | 1.26 in (2017) |
| December 24 | 68.0°F (1996) | -8.0°F (1989) | 1.16 in (1986) |
| December 25 | 75.9°F (1982) | -7.1°F (1983) | 0.88 in (1979) |
| December 26 | 78.1°F (1982) | 3.0°F (1983) | 1.40 in (1973) |
| December 27 | 68.0°F (2016) | 1.0°F (1989) | 0.67 in (2016) |
| December 28 | 75.0°F (2015) | 8.1°F (1977) | 1.28 in (1990) |
| December 29 | 73.9°F (1984) | 7.0°F (1963) | 1.58 in (1958) |
| December 30 | 73.0°F (1984) | 6.1°F (1963) | 1.30 in (1942) |
| December 31 | 71.1°F (1990) | 9.0°F (1976) | 1.53 in (1969) |