December weather in Keene, NH
The average temperature in Keene in December is 26.7°F (17.8°F–35.6°F). Average precipitation: 3.92 inches. Average snowfall is 14.4 inches.
December is a winter month in Keene, and is cooler than the annual average of 45.4°F. Daily temperatures swing about 17.8°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 8h 51m. For travel, December is cold.
Avg High
35.6°F
Avg Low
17.8°F
Precipitation
3.92 in
Snow
14.4 in
December records in Keene
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.0°F (1962) | -0.9°F (1924) | 2.53 in (2020) |
| December 2 | 64.9°F (2006) | -7.1°F (1938) | 1.76 in (1996) |
| December 3 | 64.9°F (1998) | -7.1°F (1938) | 1.70 in (1905) |
| December 4 | 68.0°F (1982) | -13.0°F (1940) | 0.89 in (1900) |
| December 5 | 66.9°F (1982) | -8.0°F (1989) | 1.50 in (1920) |
| December 6 | 64.0°F (1982) | -18.0°F (1901) | 1.52 in (1994) |
| December 7 | 69.1°F (2001) | -22.0°F (1901) | 1.77 in (1953) |
| December 8 | 70.0°F (1998) | -8.0°F (1989) | 1.95 in (2011) |
| December 9 | 54.0°F (1980) | -16.1°F (1902) | 0.87 in (1963) |
| December 10 | 61.0°F (1946) | -22.0°F (1902) | 1.11 in (1953) |
| December 11 | 63.0°F (1911) | -15.0°F (1917) | 1.75 in (2023) |
| December 12 | 60.1°F (1899) | -18.9°F (1977) | 2.29 in (2008) |
| December 13 | 61.0°F (1899) | -15.0°F (1895) | 1.45 in (2010) |
| December 14 | 59.0°F (1901) | -22.0°F (1898) | 1.99 in (1941) |
| December 15 | 61.0°F (1901) | -11.9°F (1902) | 1.52 in (1968) |
| December 16 | 55.9°F (1982) | -20.0°F (1917) | 1.70 in (1902) |
| December 17 | 57.0°F (1984) | -22.0°F (1932) | 0.86 in (1974) |
| December 18 | 57.0°F (1928) | -15.0°F (1919) | 2.45 in (2003) |
| December 19 | 62.1°F (2023) | -14.1°F (1919) | 1.82 in (1986) |
| December 20 | 60.1°F (1957) | -18.9°F (1951) | 1.06 in (1936) |
| December 21 | 59.0°F (1957) | -17.0°F (1980) | 1.47 in (1973) |
| December 22 | 63.0°F (1949) | -20.0°F (1958) | 1.73 in (2018) |
| December 23 | 62.1°F (1990) | -16.1°F (1960) | 1.13 in (1911) |
| December 24 | 60.1°F (1990) | -18.9°F (1989) | 1.38 in (2015) |
| December 25 | 62.1°F (2015) | -17.0°F (1989) | 1.00 in (1979) |
| December 26 | 57.9°F (2020) | -24.0°F (1914) | 1.78 in (1915) |
| December 27 | 57.9°F (1895) | -25.1°F (1914) | 1.30 in (1973) |
| December 28 | 55.9°F (1982) | -25.1°F (1933) | 1.40 in (1964) |
| December 29 | 64.9°F (1984) | -25.1°F (1933) | 1.24 in (1967) |
| December 30 | 59.0°F (1984) | -29.0°F (1933) | 1.65 in (1942) |
| December 31 | 59.0°F (1895) | -27.0°F (1917) | 1.18 in (1972) |