December weather in Franklin, NH
The average temperature in Franklin in December is 25.8°F (16.9°F–34.7°F). Average precipitation: 3.99 inches.
December is a winter month in Franklin, and is cooler than the annual average of 45.2°F. Daily temperatures swing about 17.8°F between overnight low and afternoon high. Daylight averages about 8h 47m. For travel, December is cold.
Avg High
34.7°F
Avg Low
16.9°F
Precipitation
3.99 in
Daylight
8h 47m
December records in Franklin
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 61.0°F (2020) | 1.0°F (1956) | 1.19 in (2020) |
| December 2 | 61.0°F (2020) | -0.9°F (1989) | 0.90 in (1981) |
| December 3 | 53.1°F (1990) | -5.1°F (1976) | 1.56 in (1986) |
| December 4 | 59.0°F (1950) | -7.1°F (1976) | 1.12 in (1990) |
| December 5 | 66.9°F (1982) | -7.1°F (1989) | 1.50 in (1968) |
| December 6 | 59.0°F (1973) | -7.1°F (1989) | 1.51 in (1952) |
| December 7 | 64.0°F (1982) | -2.0°F (1976) | 1.49 in (1953) |
| December 8 | 54.0°F (1951) | -8.0°F (1989) | 1.89 in (2011) |
| December 9 | 55.0°F (1974) | -9.9°F (1949) | 1.20 in (1974) |
| December 10 | 52.0°F (1987) | -14.1°F (1949) | 1.88 in (2014) |
| December 11 | 54.0°F (1987) | -18.0°F (1958) | 1.40 in (1957) |
| December 12 | 53.1°F (1971) | -16.1°F (1977) | 2.55 in (1952) |
| December 13 | 63.0°F (1979) | -8.0°F (1988) | 1.24 in (1959) |
| December 14 | 55.9°F (1984) | -11.9°F (1958) | 1.40 in (2019) |
| December 15 | 50.0°F (2021) | -9.9°F (1989) | 1.20 in (1973) |
| December 16 | 54.0°F (2015) | -9.0°F (1989) | 0.80 in (1987) |
| December 17 | 57.9°F (1982) | -26.0°F (1951) | 0.98 in (1973) |
| December 18 | 55.0°F (2023) | -13.0°F (2013) | 1.34 in (2023) |
| December 19 | 61.0°F (2023) | -11.9°F (1985) | 1.34 in (2023) |
| December 20 | 52.0°F (2025) | -13.0°F (1951) | 0.72 in (1961) |
| December 21 | 57.0°F (1957) | -20.9°F (1980) | 1.23 in (1957) |
| December 22 | 60.1°F (1957) | -18.0°F (1980) | 1.76 in (1973) |
| December 23 | 53.1°F (1949) | -17.0°F (1971) | 1.38 in (2022) |
| December 24 | 64.9°F (1990) | -18.9°F (1989) | 1.90 in (2022) |
| December 25 | 48.9°F (1957) | -17.0°F (1980) | 1.14 in (1979) |
| December 26 | 55.0°F (1982) | -18.0°F (1980) | 1.02 in (1965) |
| December 27 | 55.0°F (1982) | -11.0°F (1951) | 3.20 in (1969) |
| December 28 | 52.0°F (1949) | -23.1°F (1951) | 0.97 in (1964) |
| December 29 | 57.0°F (1982) | -11.9°F (2017) | 0.95 in (1967) |
| December 30 | 62.1°F (1984) | -11.9°F (2017) | 1.23 in (1948) |
| December 31 | 52.0°F (2024) | -9.9°F (1976) | 1.66 in (2019) |