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Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Thessalon, ON
Exceptional El Niño dominates this fall
Content continues below
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
12
13
14
15
16
17
18
19
20
21
14°
22
16°
23
16°
24
16°
25
18°
26
18°
27
18°
28
17°
29
16°
30
16°
Forecast
Monday, September 21, 2026
Day
14°
Feels 13
Wind
16 km/h NE
Gust
32 km/h
Humidity
47%
P.O.P
30%
Night
8°
Feels 5
Wind
22 km/h NE
Gust
33 km/h
Humidity
76%
P.O.P
30%
Historical Averages
Sep 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
September
Average Temperature
High
18°
Feels 18
Low
11°
Feels 10
Average Precipitation
11 Days
Rain amount
68.2mm
Snow amount
0cm