Monthly Historical AveragesSlate River Valley, ON
Average Temperature
High
17°
Feels 16
Low
4°
Feels 1
Average Precipitation
12 Days
92.6mm
2cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, May 20, 2026
Day
12°Feels 11
Wind
17 km/h W
Gust
26 km/h
Humidity
41%
P.O.P
20%
Night
0°Feels -2
Wind
15 km/h S
Gust
23 km/h
Humidity
93%
P.O.P
10%
Historical AveragesMay 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity