December weather in Laconia, NH
The average temperature in Laconia in December is 28.2°F (20.2°F–36.2°F). Average precipitation: 3.92 inches. Average snowfall is 12.8 inches.
December is a winter month in Laconia, and is cooler than the annual average of 46.9°F. Daily temperatures swing about 16°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 8h 46m. For travel, December is cold.
Avg High
36.2°F
Avg Low
20.2°F
Precipitation
3.92 in
Snow
12.8 in
December records in Laconia
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.0°F (2006) | 8.1°F (1989) | 1.05 in (1957) |
| December 2 | 63.0°F (2001) | 1.9°F (1989) | 2.87 in (1942) |
| December 3 | 61.0°F (1998) | -2.0°F (1976) | 1.25 in (1939) |
| December 4 | 61.0°F (2009) | -2.0°F (1976) | 1.03 in (1967) |
| December 5 | 64.0°F (1998) | 1.0°F (1989) | 1.55 in (1968) |
| December 6 | 60.1°F (1973) | 3.9°F (2025) | 1.83 in (1938) |
| December 7 | 68.0°F (2001) | 9.0°F (1989) | 2.30 in (1945) |
| December 8 | 69.1°F (1998) | 3.0°F (1989) | 1.81 in (1996) |
| December 9 | 46.9°F (2004) | 1.9°F (1989) | 1.22 in (1974) |
| December 10 | 53.1°F (1987) | 0.0°F (1976) | 1.02 in (2009) |
| December 11 | 54.0°F (2008) | 6.1°F (1988) | 2.06 in (2023) |
| December 12 | 55.0°F (2021) | -4.0°F (1988) | 2.23 in (2024) |
| December 13 | 54.0°F (2015) | -2.0°F (1988) | 1.52 in (1952) |
| December 14 | 53.1°F (1984) | -2.9°F (1976) | 1.94 in (1941) |
| December 15 | 52.0°F (2006) | -2.9°F (1976) | 1.27 in (1968) |
| December 16 | 55.9°F (2015) | -4.0°F (2016) | 1.35 in (1927) |
| December 17 | 54.0°F (2021) | -2.9°F (2016) | 2.11 in (2022) |
| December 18 | 57.0°F (2000) | -2.0°F (2013) | 1.85 in (2003) |
| December 19 | 60.1°F (2023) | -4.0°F (1985) | 1.49 in (2023) |
| December 20 | 53.1°F (2025) | -4.0°F (1985) | 1.48 in (1934) |
| December 21 | 48.9°F (1973) | -2.9°F (2004) | 1.15 in (1946) |
| December 22 | 55.9°F (1973) | -6.0°F (1989) | 1.93 in (1931) |
| December 23 | 53.1°F (1994) | -6.0°F (1989) | 0.96 in (1929) |
| December 24 | 63.0°F (1990) | -13.0°F (1989) | 2.15 in (2022) |
| December 25 | 55.0°F (2020) | -9.0°F (1983) | 1.21 in (1994) |
| December 26 | 57.9°F (2020) | -8.0°F (1983) | 1.51 in (1933) |
| December 27 | 51.1°F (2015) | -6.0°F (1993) | 1.79 in (1969) |
| December 28 | 53.1°F (2011) | -7.1°F (1993) | 1.28 in (1926) |
| December 29 | 55.9°F (1984) | -9.9°F (2017) | 1.08 in (1983) |
| December 30 | 61.0°F (1984) | -5.1°F (1987) | 2.01 in (1942) |
| December 31 | 53.1°F (2024) | -5.1°F (1987) | 1.23 in (2019) |