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Killarney, ON
Your 2026 Fall Forecast is here!
Content continues below
September
Average Temperature
High
18°
Feels 18
Low
12°
Feels 11
Average Precipitation
10 Days
Rain amount
74.8mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
21°
12
22°
13
18°
14
17°
15
18°
16
19°
17
19°
18
17°
19
17°
20
14°
21
14°
22
15°
23
16°
24
16°
25
17°
26
27
28
29
30
Forecast
Friday, September 11, 2026
Day
21°
Feels 23
Wind
17 km/h SW
Gust
26 km/h
Humidity
56%
P.O.P
0%
Night
17°
Feels 16
Wind
20 km/h S
Gust
30 km/h
Humidity
88%
P.O.P
20%
Historical Averages
Sep 11
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.