S
M
T
W
T
F
S
31
77°
41°
1
82°
40°
2
81°
43°
3
84°
45°
4
81°
40°
5
76°
48°
6
79°
42°
7
76°
48°
8
80°
43°
9
76°
42°
10
84°
44°
11
76°
51°
12
74°
44°
13
61°
38°
14
67°
44°
15
75°
37°
16
68°
39°
17
62°
36°
18
68°
32°
19
72°
33°
20
71°
43°
21
73°
46°
22
65°
45°
23
48°
43°
24
67°
32°
25
72°
33°
26
73°
33°
27
76°
37°
28
71°
42°
29
66°
45°
30
68°
38°
1
70°
41°
2
75°
36°
3
78°
37°
4
61°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Oak Creek
Oak Creek'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 Oak Creek. See also: October | November | December.