Monthly Historical AveragesCornwall, CT
Average Temperature
High
14°
Feels 13
Low
3°
Feels 0
Average Precipitation
10 Days
58.6mm
2.4cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, April 2, 2026
Day
6°Feels 3
Wind
21 km/h E
Gust
32 km/h
Humidity
75%
P.O.P
90%
Rain
1-3 mm
Night
3°Feels -1
Wind
15 km/h E
Gust
24 km/h
Humidity
100%
P.O.P
40%
Rain
<1 mm
Historical AveragesApr 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity