Monthly Historical AveragesGrandview, ON
Average Temperature
High
23°
Feels 23
Low
10°
Feels 10
Average Precipitation
12 Days
85.4mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, June 9, 2026
Day
29°Feels 34
Wind
14 km/h E
Gust
21 km/h
Humidity
45%
P.O.P
40%
Rain
~1 mm
Night
19°Feels 20
Wind
11 km/h SE
Gust
18 km/h
Humidity
100%
P.O.P
90%
Rain
10-15 mm
Historical AveragesJun 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity