S
M
T
W
T
F
S
30
79°
59°
31
81°
58°
1
79°
57°
2
74°
56°
3
73°
57°
4
77°
57°
5
79°
58°
6
80°
58°
7
80°
57°
8
81°
58°
9
78°
56°
10
73°
56°
11
78°
57°
12
78°
56°
13
76°
54°
14
67°
43°
15
67°
46°
16
68°
51°
17
70°
50°
18
66°
43°
19
68°
50°
20
73°
53°
21
75°
53°
22
74°
47°
23
72°
42°
24
66°
45°
25
72°
48°
26
72°
50°
27
69°
45°
28
69°
39°
29
62°
40°
30
64°
45°
1
63°
49°
2
64°
50°
3
69°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Mills Township
Mills Township's September 2026 forecast shows daily high temperatures ranging from 62° to 81°, with overnight lows between 39° and 59°. The average high for September is 72° with an average low of 51°. 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 Mills Township. See also: October | November | December.