S
M
T
W
T
F
S
30
83°
58°
31
86°
65°
1
89°
72°
2
92°
70°
3
87°
67°
4
80°
64°
5
79°
59°
6
77°
55°
7
81°
54°
8
82°
53°
9
86°
68°
10
80°
66°
11
81°
62°
12
79°
67°
13
83°
62°
14
75°
56°
15
84°
65°
16
82°
68°
17
79°
62°
18
73°
56°
19
68°
54°
20
67°
52°
21
66°
50°
22
70°
52°
23
71°
55°
24
73°
50°
25
66°
51°
26
72°
54°
27
74°
54°
28
73°
53°
29
67°
50°
30
71°
54°
1
69°
50°
2
65°
50°
3
69°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Indiana Township
Indiana Township's September 2026 forecast shows daily high temperatures ranging from 65° to 84°, with overnight lows between 50° and 68°. The average high for September is 73° with an average low of 56°. 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 Indiana Township. See also: October | November | December.