Monthly Historical AveragesJohnson, ON
Average Temperature
High
8°
Feels 6
Low
-1°
Feels -5
Average Precipitation
9 Days
36.8mm
10.2cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 12, 2026
Day
5°Feels 0
Wind
31 km/h SE
Gust
49 km/h
Humidity
92%
P.O.P
90%
Snow
<1 cm
Rain
20-25 mm
Night
5°Feels 0
Wind
37 km/h E
Gust
68 km/h
Humidity
100%
P.O.P
100%
Rain
15-20 mm
Historical AveragesApr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity