S
M
T
W
T
F
S
30
85°
59°
31
76°
70°
1
90°
72°
2
73°
69°
3
89°
76°
4
88°
74°
5
81°
66°
6
76°
62°
7
82°
59°
8
83°
56°
9
87°
66°
10
90°
73°
11
82°
62°
12
78°
57°
13
82°
69°
14
81°
59°
15
73°
63°
16
80°
65°
17
82°
66°
18
78°
66°
19
76°
63°
20
73°
61°
21
74°
58°
22
70°
55°
23
70°
57°
24
73°
56°
25
73°
56°
26
68°
54°
27
72°
60°
28
75°
59°
29
75°
57°
30
69°
54°
1
67°
54°
2
69°
57°
3
74°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Middletown Township
Middletown Township's September 2026 forecast shows daily high temperatures ranging from 67° to 82°, with overnight lows between 54° and 69°. The average high for September is 74° with an average low of 59°. 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 Middletown Township. See also: October | November | December.
