S
M
T
W
T
F
S
31
72°
57°
1
74°
56°
2
74°
56°
3
66°
46°
4
58°
46°
5
57°
50°
6
57°
46°
7
58°
45°
8
63°
43°
9
70°
55°
10
69°
54°
11
65°
56°
12
68°
55°
13
71°
60°
14
69°
56°
15
67°
60°
16
69°
54°
17
76°
58°
18
71°
57°
19
62°
56°
20
61°
56°
21
66°
56°
22
63°
57°
23
65°
59°
24
66°
56°
25
62°
55°
26
65°
51°
27
70°
50°
28
70°
51°
29
71°
51°
30
66°
53°
1
62°
54°
2
67°
52°
3
73°
57°
4
80°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Mackinaw Township
Mackinaw Township's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Mackinaw Township. See also: October | November | December.
