Monthly Historical AveragesPort Johnstown, ON
Average Temperature
High
-4°
Feels -7
Low
-13°
Feels -18
Average Precipitation
6 Days
2.3mm
25cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, January 11, 2026
Day
0°Feels -5
Wind
23 km/h SW
Gust
55 km/h
Humidity
63%
P.O.P
70%
Snow
~1 cm
Night
-11°Feels -17
Wind
23 km/h W
Gust
50 km/h
Humidity
78%
P.O.P
60%
Snow
<1 cm
Historical AveragesJan 11
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity