Monthly Historical AveragesDecker Hollow, ON
Average Temperature
High
23°
Feels 23
Low
12°
Feels 12
Average Precipitation
12 Days
95.8mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, June 9, 2026
Day
26°Feels 33
Wind
14 km/h S
Gust
23 km/h
Humidity
60%
P.O.P
40%
Rain
~1 mm
Night
17°Feels 17
Wind
13 km/h SE
Gust
20 km/h
Humidity
100%
P.O.P
70%
Rain
1-3 mm
Historical AveragesJun 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity