Monthly Historical AveragesGrenadier Island, ON
Average Temperature
High
23°
Feels 23
Low
14°
Feels 13
Average Precipitation
13 Days
67.9mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, June 30, 2026
Day
29°Feels 39
Wind
18 km/h S
Gust
41 km/h
Humidity
65%
P.O.P
40%
Rain
<1 mm
Night
22°Feels 28
Wind
17 km/h SW
Gust
36 km/h
Humidity
100%
P.O.P
40%
Rain
<1 mm
Historical AveragesJun 30
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity