December weather in Belvidere, NJ
The average temperature in Belvidere in December is 32.5°F (23.6°F–41.4°F). Average precipitation: 4.08 inches. Average snowfall is 4.0 inches.
December is a winter month in Belvidere, and is cooler than the annual average of 50.1°F. Daily temperatures swing about 17.8°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 9h 5m. For travel, December is cold.
Avg High
41.4°F
Avg Low
23.6°F
Precipitation
4.08 in
Snow
4.0 in
December records in Belvidere
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.9°F (2001) | 16.0°F (1981) | 2.67 in (2020) |
| December 2 | 68.0°F (2001) | 12.0°F (2024) | 1.71 in (1996) |
| December 3 | 64.9°F (2009) | 12.0°F (2024) | 1.37 in (2009) |
| December 4 | 66.0°F (1998) | 7.0°F (1989) | 1.80 in (1990) |
| December 5 | 73.0°F (1998) | 5.0°F (2025) | 2.17 in (1993) |
| December 6 | 69.1°F (2001) | 5.0°F (2025) | 0.79 in (1984) |
| December 7 | 71.1°F (2001) | 9.0°F (2002) | 1.02 in (2022) |
| December 8 | 72.0°F (1998) | 9.0°F (2002) | 1.93 in (2011) |
| December 9 | 57.0°F (2004) | -0.9°F (2025) | 0.91 in (2009) |
| December 10 | 57.0°F (2004) | -0.9°F (2025) | 0.73 in (2019) |
| December 11 | 57.9°F (2023) | 9.0°F (1982) | 1.84 in (2023) |
| December 12 | 64.0°F (2021) | 1.0°F (1988) | 2.97 in (2008) |
| December 13 | 57.9°F (2015) | 3.9°F (1995) | 1.69 in (1983) |
| December 14 | 64.9°F (2015) | 3.0°F (2005) | 1.53 in (1996) |
| December 15 | 64.0°F (2015) | 5.0°F (2024) | 1.10 in (2013) |
| December 16 | 62.1°F (2008) | 7.0°F (2025) | 1.30 in (2005) |
| December 17 | 62.1°F (2021) | 5.0°F (2025) | 0.99 in (2020) |
| December 18 | 63.0°F (2000) | 3.0°F (1989) | 2.32 in (2023) |
| December 19 | 57.9°F (1984) | 1.9°F (1989) | 0.99 in (1986) |
| December 20 | 57.9°F (2025) | 5.0°F (2020) | 0.98 in (2008) |
| December 21 | 59.0°F (2018) | 1.0°F (1981) | 1.91 in (2012) |
| December 22 | 60.1°F (1998) | 1.9°F (1989) | 1.02 in (1984) |
| December 23 | 62.1°F (1990) | -9.9°F (2024) | 1.05 in (2022) |
| December 24 | 66.0°F (2015) | -9.9°F (2024) | 0.95 in (1990) |
| December 25 | 69.1°F (2015) | -5.1°F (2022) | 1.44 in (1986) |
| December 26 | 57.9°F (2015) | -2.0°F (1983) | 0.93 in (2002) |
| December 27 | 59.0°F (1982) | 1.0°F (1983) | 0.78 in (2012) |
| December 28 | 59.0°F (2016) | 6.1°F (1993) | 2.30 in (2023) |
| December 29 | 64.0°F (1982) | 6.1°F (1993) | 1.10 in (1983) |
| December 30 | 66.0°F (1984) | 7.0°F (2017) | 2.74 in (2012) |
| December 31 | 57.9°F (2022) | 5.0°F (1987) | 0.55 in (2007) |