S
M
T
W
T
F
S
30
64°
51°
31
62°
50°
1
62°
52°
2
61°
51°
3
61°
50°
4
62°
51°
5
61°
49°
6
64°
51°
7
64°
48°
8
68°
41°
9
60°
49°
10
65°
41°
11
69°
40°
12
65°
41°
13
67°
50°
14
67°
40°
15
66°
37°
16
56°
39°
17
57°
36°
18
57°
41°
19
55°
37°
20
59°
37°
21
54°
44°
22
58°
39°
23
59°
36°
24
58°
45°
25
56°
36°
26
61°
35°
27
55°
34°
28
50°
32°
29
50°
31°
30
49°
35°
1
50°
33°
2
49°
36°
3
49°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Matane
Matane's September 2026 forecast shows daily high temperatures ranging from 49° to 69°, with overnight lows between 31° and 52°. The average high for September is 59° with an average low of 42°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Matane. See also: October | November | December.