S
M
T
W
T
F
S
31
89°
65°
1
87°
66°
2
84°
65°
3
89°
62°
4
91°
65°
5
94°
68°
6
94°
70°
7
86°
64°
8
85°
56°
9
86°
64°
10
87°
63°
11
90°
61°
12
93°
64°
13
90°
63°
14
90°
61°
15
91°
62°
16
91°
60°
17
92°
60°
18
93°
67°
19
96°
64°
20
95°
63°
21
94°
66°
22
91°
66°
23
95°
65°
24
95°
69°
25
87°
70°
26
88°
69°
27
89°
65°
28
91°
67°
29
89°
68°
30
84°
64°
1
88°
65°
2
85°
61°
3
84°
60°
4
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Wiley
Wiley's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Wiley. See also: October | November | December.