Norwich December Weather

Averages and records for weather in Norwich, Connecticut in the month of December.
Typical Norwich December Weather
1991–2020
Average daily high 43.5 °F
Average daily low 26.2 °F
Average monthly precipitation 4.7 inches
Average monthly snow 5.4 inches
Daily chance of precipitation 35.0%
Daily chance of snow 7.7%
Norwich December Weather Records
1948–2024
Highest temperature 77 °F December 7, 1998
Lowest temperature -13 °F December 26, 1980
Highest daily low 56 °F December 7, 2011
Lowest daily high 11 °F December 21, 1955
Hottest average high temperature 54.1 °F 2015
Coldest average high temperature 31.0 °F 1989
Most daily precipitation 4.5 inches December 11, 2023
Most monthly precipitation 9.6 inches 1969
Most daily snow 14.0 inches December 20, 2009
Most monthly snow 19.0 inches 2009
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
December 1 47.8 29.5 64 11
December 2 47.4 29.3 68 7
December 3 47.2 29.1 66 1
December 4 46.9 28.9 71 5
December 5 46.5 28.6 63 8
December 6 46.1 28.3 68 8
December 7 45.8 28.1 77 7
December 8 45.6 27.9 66 6
December 9 45.5 27.8 67 5
December 10 45.3 27.8 61 1
December 11 45.1 27.6 63 1
December 12 44.8 27.3 63 0
December 13 44.3 27.1 65 4
December 14 44.1 26.8 62 -1
December 15 43.8 26.5 63 3
December 16 43.5 26.2 63 4
December 17 43.1 25.9 68 5
December 18 42.8 25.6 66 6
December 19 42.6 25.4 60 -1
December 20 42.4 25.2 60 6
December 21 42.1 25.0 60 -4
December 22 41.9 24.7 62 -3
December 23 41.8 24.6 64 0
December 24 41.7 24.5 64 -6
December 25 41.6 24.3 68 -7
December 26 41.4 24.1 68 -13
December 27 41.2 24.0 62 -11
December 28 41.0 23.7 60 -11
December 29 40.9 23.6 73 -6
December 30 40.9 23.5 59 2
December 31 41.0 23.4 64 -5
Weather Station Details
Years Station Coordinates
1956–2024 Norwich Public Utility Plant location
1952–1956 Norwich 5 SW location
1948–1952 Norwich location