Monthly Historical AveragesGroton, CT
Average Temperature
High
6°
Feels 4
Low
-1°
Feels -4
Average Precipitation
10 Days
83.4mm
14.9cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, December 24, 2025
Day
5°Feels 0
Wind
39 km/h NW
Gust
79 km/h
Humidity
56%
P.O.P
40%
Rain
<1 mm
Night
-1°Feels -6
Wind
21 km/h N
Gust
38 km/h
Humidity
86%
P.O.P
30%
Historical AveragesDec 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity