December weather in Summertown, GA
The average temperature in Summertown in December is 48.2°F (36.8°F–59.7°F). Average precipitation: 4.04 inches.
December is a winter month in Summertown, and is cooler than the annual average of 64°F. Daily temperatures swing about 22.9°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 9h 51m. For travel, December is cool.
Avg High
59.7°F
Avg Low
36.8°F
Precipitation
4.04 in
Daylight
9h 51m
December records in Summertown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 80.1°F (1991) | 19.9°F (1979) | 1.25 in (1986) |
| December 2 | 79.0°F (1982) | 21.9°F (1960) | 1.55 in (2025) |
| December 3 | 80.1°F (1991) | 14.0°F (1960) | 2.40 in (1971) |
| December 4 | 84.9°F (1985) | 15.1°F (1979) | 1.08 in (1964) |
| December 5 | 82.0°F (1978) | 21.0°F (1979) | 1.18 in (1994) |
| December 6 | 81.0°F (1982) | 25.0°F (1974) | 4.01 in (1972) |
| December 7 | 81.0°F (1998) | 15.1°F (1984) | 0.94 in (1976) |
| December 8 | 79.0°F (1978) | 19.0°F (2010) | 1.56 in (2021) |
| December 9 | 81.0°F (2007) | 17.1°F (2006) | 1.95 in (2017) |
| December 10 | 80.1°F (1987) | 21.9°F (1981) | 2.00 in (1969) |
| December 11 | 81.0°F (1972) | 18.0°F (1981) | 2.97 in (2008) |
| December 12 | 80.1°F (2007) | 17.1°F (1957) | 1.40 in (1961) |
| December 13 | 79.0°F (1972) | 6.1°F (1962) | 3.22 in (1985) |
| December 14 | 79.0°F (1972) | 17.1°F (2010) | 1.32 in (2019) |
| December 15 | 77.0°F (1971) | 17.1°F (2010) | 3.06 in (2007) |
| December 16 | 81.0°F (1971) | 19.0°F (1968) | 2.40 in (1970) |
| December 17 | 78.1°F (1971) | 19.9°F (1987) | 1.20 in (2023) |
| December 18 | 79.0°F (1967) | 16.0°F (1979) | 1.53 in (1959) |
| December 19 | 84.0°F (1984) | 12.9°F (1975) | 1.18 in (2009) |
| December 20 | 80.1°F (1967) | 18.0°F (2000) | 0.64 in (1971) |
| December 21 | 78.1°F (1998) | 10.9°F (1981) | 1.63 in (2017) |
| December 22 | 80.1°F (2013) | 15.1°F (1960) | 2.06 in (2015) |
| December 23 | 78.1°F (1970) | 19.0°F (1960) | 1.92 in (2019) |
| December 24 | 77.0°F (1964) | 12.0°F (1989) | 2.65 in (2014) |
| December 25 | 79.0°F (2025) | 10.0°F (1989) | 2.01 in (2006) |
| December 26 | 80.1°F (2015) | 18.0°F (2022) | 1.18 in (1976) |
| December 27 | 81.0°F (2015) | 19.9°F (1989) | 1.15 in (1958) |
| December 28 | 80.1°F (2015) | 19.0°F (2010) | 1.90 in (1991) |
| December 29 | 81.0°F (2015) | 21.0°F (1961) | 1.90 in (1991) |
| December 30 | 78.1°F (2015) | 19.9°F (1961) | 2.03 in (2007) |
| December 31 | 80.1°F (2021) | 18.0°F (1993) | 1.20 in (1963) |