S
M
T
W
T
F
S
30
70°
64°
31
80°
65°
1
90°
67°
2
90°
68°
3
78°
64°
4
81°
64°
5
80°
54°
6
77°
50°
7
75°
55°
8
78°
69°
9
74°
62°
10
74°
52°
11
76°
60°
12
81°
60°
13
75°
57°
14
69°
58°
15
70°
53°
16
72°
50°
17
70°
53°
18
69°
53°
19
68°
49°
20
66°
48°
21
67°
54°
22
65°
53°
23
67°
54°
24
69°
54°
25
73°
52°
26
70°
52°
27
68°
52°
28
72°
54°
29
73°
54°
30
74°
53°
1
73°
52°
2
70°
49°
3
60°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sebewaing
Sebewaing's September 2026 forecast shows daily high temperatures ranging from 60° to 81°, with overnight lows between 46° and 69°. The average high for September is 71° with an average low of 54°. 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 Sebewaing. See also: October | November | December.