Monthly Historical AveragesJohnstown, ON
Average Temperature
High
0°
Feels -3
Low
-8°
Feels -12
Average Precipitation
8 Days
15.2mm
26.7cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, December 27, 2025
Day
-9°Feels -13
Wind
13 km/h NE
Gust
20 km/h
Humidity
67%
P.O.P
20%
Night
-17°Feels -21
Wind
6 km/h NE
Gust
9 km/h
Humidity
92%
P.O.P
20%
Historical AveragesDec 27
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity