S
M
T
W
T
F
S
30
80°
61°
31
N/A
1
86°
69°
2
76°
70°
3
86°
70°
4
87°
66°
5
82°
63°
6
76°
62°
7
79°
64°
8
78°
61°
9
81°
64°
10
82°
64°
11
79°
63°
12
78°
63°
13
78°
61°
14
79°
59°
15
73°
59°
16
73°
63°
17
75°
56°
18
72°
54°
19
71°
54°
20
72°
57°
21
76°
61°
22
79°
62°
23
80°
61°
24
79°
59°
25
77°
57°
26
77°
58°
27
78°
59°
28
77°
59°
29
78°
56°
30
70°
51°
1
66°
50°
2
69°
54°
3
74°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Winfield Township
Winfield Township's September 2026 forecast shows daily high temperatures ranging from 66° to 87°, with overnight lows between 50° and 70°. The average high for September is 77° with an average low of 60°. 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 Winfield Township. See also: October | November | December.
