Monthly Historical AveragesSummerhill, ON
Average Temperature
High
12°
Feels 10
Low
1°
Feels -3
Average Precipitation
8 Days
30.6mm
3.6cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 12, 2026
Day
15°Feels 13
Wind
36 km/h SE
Gust
54 km/h
Humidity
66%
P.O.P
90%
Rain
10-15 mm
Night
13°Feels 10
Wind
38 km/h SW
Gust
57 km/h
Humidity
88%
P.O.P
90%
Rain
~5 mm
Historical AveragesApr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity