Monthly Historical AveragesCornwall, ON
Average Temperature
High
12°
Feels 11
Low
1°
Feels -2
Average Precipitation
11 Days
59.3mm
4cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, April 2, 2026
Day
8°Feels 4
Wind
26 km/h NE
Gust
32 km/h
Humidity
60%
P.O.P
40%
Rain
<1 mm
Night
4°Feels 0
Wind
21 km/h E
Gust
30 km/h
Humidity
94%
P.O.P
90%
Rain
~5 mm
Historical AveragesApr 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity