Monthly Historical AveragesSouth River, ON
Average Temperature
High
-5°
Feels -10
Low
-16°
Feels -23
Average Precipitation
10 Days
0mm
84.7cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, February 21, 2026
Day
0°Feels -4
Wind
15 km/h E
Gust
23 km/h
Humidity
59%
P.O.P
30%
Night
-7°Feels -13
Wind
14 km/h E
Gust
23 km/h
Humidity
86%
P.O.P
60%
Snow
~1 cm
Historical AveragesFeb 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity