Monthly Historical AveragesIlderton, ON
Average Temperature
High
21°
Feels 20
Low
8°
Feels 6
Average Precipitation
10 Days
49.5mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, May 22, 2026
Day
18°Feels 18
Wind
36 km/h E
Gust
54 km/h
Humidity
34%
P.O.P
20%
Night
12°Feels 9
Wind
35 km/h E
Gust
53 km/h
Humidity
82%
P.O.P
70%
Rain
<1 mm
Historical AveragesMay 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity