Monthly Historical AveragesSleeman, ON
Average Temperature
High
10°
Feels 8
Low
-2°
Feels -5
Average Precipitation
7 Days
20mm
5.4cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 12, 2026
Day
11°Feels 11
Wind
16 km/h SE
Gust
24 km/h
Humidity
93%
P.O.P
90%
Rain
~15 mm
Night
1°Feels -2
Wind
19 km/h NW
Gust
29 km/h
Humidity
100%
P.O.P
40%
Rain
<1 mm
Historical AveragesApr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity