S
M
T
W
T
F
S
30
78°
64°
31
78°
66°
1
80°
66°
2
79°
65°
3
79°
59°
4
77°
55°
5
76°
57°
6
77°
57°
7
79°
58°
8
83°
61°
9
82°
63°
10
82°
56°
11
75°
55°
12
75°
57°
13
76°
54°
14
75°
54°
15
73°
55°
16
72°
54°
17
73°
53°
18
74°
54°
19
77°
53°
20
73°
57°
21
77°
55°
22
75°
60°
23
79°
59°
24
77°
59°
25
77°
58°
26
75°
58°
27
75°
57°
28
79°
58°
29
78°
56°
30
76°
56°
1
76°
58°
2
78°
52°
3
78°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Clay Township
Clay Township's September 2026 forecast shows daily high temperatures ranging from 72° to 83°, with overnight lows between 46° and 66°. The average high for September is 77° with an average low of 57°. 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 Clay Township. See also: October | November | December.