Monthly Historical AveragesMainsville, ON

Average Temperature
High
24°
Feels 25
Low
13°
Feels 13
Average Precipitation
12 Days
Rain amount
78.1mm
Snow amount
0cm
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Daily Historical Averages

S
M
T
W
T
F
S
ForecastWednesday, June 10, 2026
Day
Risk of a thunderstorm
25°Feels 35
Wind
17 km/h S
Gust
26 km/h
Humidity
81%
P.O.P
90%
Rain
~5 mm
Night
Risk of thunderstorms
20°Feels 22
Wind
19 km/h S
Gust
29 km/h
Humidity
100%
P.O.P
90%
Rain
5-10 mm
Historical AveragesJun 10
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
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