Monthly Historical AveragesGrafton, ON
Average Temperature
High
-2°
Feels -6
Low
-9°
Feels -15
Average Precipitation
6 Days
8.6mm
20.5cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, February 21, 2026
Day
-1°Feels -6
Wind
22 km/h E
Gust
33 km/h
Humidity
80%
P.O.P
70%
Snow
1-3 cm
Night
-6°Feels -11
Wind
21 km/h E
Gust
32 km/h
Humidity
95%
P.O.P
60%
Snow
~1 cm
Historical AveragesFeb 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity