Monthly Historical AveragesCastlemore, ON
Average Temperature
High
-2°
Feels -6
Low
-10°
Feels -16
Average Precipitation
7 Days
12.6mm
32.7cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, February 18, 2026
Day
0°Feels -6
Wind
28 km/h E
Gust
42 km/h
Humidity
86%
P.O.P
90%
Snow
5-10 cm
Rain
<1 mm
Night
-3°Feels -8
Wind
17 km/h E
Gust
26 km/h
Humidity
93%
P.O.P
70%
Snow
<1 cm
Rain
<1 mm
Historical AveragesFeb 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity