S
M
T
W
T
F
S
30
78°
59°
31
76°
60°
1
79°
60°
2
82°
54°
3
81°
50°
4
73°
52°
5
73°
59°
6
80°
53°
7
77°
50°
8
72°
52°
9
71°
54°
10
72°
57°
11
73°
56°
12
80°
57°
13
79°
56°
14
79°
49°
15
75°
48°
16
68°
51°
17
70°
47°
18
69°
46°
19
69°
43°
20
67°
43°
21
66°
45°
22
67°
52°
23
70°
45°
24
70°
51°
25
73°
52°
26
69°
53°
27
75°
52°
28
75°
48°
29
74°
46°
30
64°
47°
1
67°
48°
2
72°
50°
3
65°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Wind Lake
Wind Lake's September 2026 forecast shows daily high temperatures ranging from 64° to 82°, with overnight lows between 40° and 60°. The average high for September is 73° with an average low of 51°. 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 Wind Lake. See also: October | November | December.