Monthly Historical AveragesGrand Valley, ON
Average Temperature
High
-1°
Feels -5
Low
-7°
Feels -13
Average Precipitation
7 Days
14.3mm
15.2cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, December 27, 2025
Day
-6°Feels -10
Wind
12 km/h SE
Gust
18 km/h
Humidity
73%
P.O.P
20%
Night
-8°Feels -15
Wind
19 km/h SE
Gust
29 km/h
Humidity
100%
P.O.P
30%
Historical AveragesDec 27
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity