The Weather Network
Weather
Maps
News
Video
|
Welcome
Monthly
⋮
Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Welcome Island, ON
Content continues below
September
Average Temperature
High
16°
Feels 15
Low
11°
Feels 9
Average Precipitation
11 Days
Rain amount
73.4mm
Snow amount
0.1cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
22°
3
22°
4
19°
5
21°
6
21°
7
19°
8
19°
9
21°
10
18°
11
19°
12
18°
13
18°
14
18°
15
18°
16
18°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Wednesday, September 2, 2026
Day
22°
Feels 25
Wind
16 km/h NW
Gust
24 km/h
Humidity
65%
P.O.P
20%
Night
14°
Feels 14
Wind
11 km/h NW
Gust
17 km/h
Humidity
100%
P.O.P
20%
Historical Averages
Sep 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.