Monthly Historical AveragesHarstone, ON
Average Temperature
High
23°
Feels 23
Low
9°
Feels 8
Average Precipitation
13 Days
100.4mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, June 9, 2026
Day
23°Feels 27
Wind
14 km/h SE
Gust
21 km/h
Humidity
66%
P.O.P
40%
Night
11°Feels 10
Wind
14 km/h SE
Gust
21 km/h
Humidity
100%
P.O.P
30%
Historical AveragesJun 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity