December weather in Norwich, CT
The average temperature in Norwich in December is 35.1°F (27.0°F–43.2°F). Average precipitation: 4.97 inches. Average snowfall is 5.6 inches.
December is a winter month in Norwich, and is cooler than the annual average of 51.8°F. Daily temperatures swing about 16.2°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 0m. For travel, December is cold.
Avg High
43.2°F
Avg Low
27.0°F
Precipitation
4.97 in
Snow
5.6 in
December records in Norwich
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.0°F (1991) | 10.9°F (1976) | 1.46 in (2020) |
| December 2 | 68.0°F (2001) | 7.0°F (1989) | 2.56 in (1981) |
| December 3 | 66.0°F (1998) | 1.0°F (1976) | 2.40 in (2009) |
| December 4 | 71.1°F (1998) | 5.0°F (1976) | 2.61 in (1968) |
| December 5 | 62.1°F (2001) | 8.1°F (1989) | 3.47 in (1993) |
| December 6 | 68.0°F (2001) | 8.1°F (1976) | 2.45 in (1972) |
| December 7 | 77.0°F (1998) | 7.0°F (2002) | 1.72 in (1999) |
| December 8 | 66.0°F (1966) | 6.1°F (1964) | 2.66 in (2011) |
| December 9 | 66.9°F (1966) | 6.1°F (1976) | 1.92 in (1978) |
| December 10 | 59.0°F (1966) | 1.0°F (1968) | 1.91 in (2014) |
| December 11 | 63.0°F (1971) | 1.0°F (1958) | 4.52 in (2023) |
| December 12 | 63.0°F (2015) | 0.0°F (1988) | 2.59 in (2024) |
| December 13 | 64.9°F (1983) | 3.9°F (1982) | 2.56 in (2010) |
| December 14 | 62.1°F (2020) | -0.9°F (1982) | 1.88 in (2019) |
| December 15 | 63.0°F (2015) | 3.0°F (1960) | 1.63 in (1981) |
| December 16 | 63.0°F (1971) | 3.9°F (2005) | 1.15 in (1974) |
| December 17 | 68.0°F (1984) | 5.0°F (1958) | 1.96 in (1973) |
| December 18 | 66.0°F (1984) | 6.1°F (1980) | 1.90 in (2023) |
| December 19 | 60.1°F (2023) | -0.9°F (1989) | 1.35 in (2023) |
| December 20 | 60.1°F (1957) | 7.0°F (1989) | 0.86 in (2025) |
| December 21 | 60.1°F (1957) | 1.9°F (1962) | 2.41 in (2002) |
| December 22 | 62.1°F (1957) | -0.9°F (1958) | 2.36 in (1983) |
| December 23 | 64.0°F (2013) | 0.0°F (1989) | 1.59 in (2022) |
| December 24 | 64.0°F (2015) | -6.0°F (1989) | 1.87 in (2015) |
| December 25 | 68.0°F (2015) | -7.1°F (1980) | 1.32 in (2020) |
| December 26 | 68.0°F (2015) | -13.0°F (1980) | 2.90 in (1969) |
| December 27 | 62.1°F (1973) | -0.9°F (1993) | 1.50 in (1964) |
| December 28 | 60.1°F (2015) | 1.0°F (1993) | 0.84 in (1983) |
| December 29 | 73.0°F (1984) | -6.0°F (1993) | 1.13 in (2018) |
| December 30 | 57.9°F (1984) | 1.9°F (1987) | 1.23 in (2013) |
| December 31 | 64.0°F (1965) | -5.1°F (1963) | 0.75 in (2019) |