S
M
T
W
T
F
S
30
81°
53°
31
81°
44°
1
76°
42°
2
66°
41°
3
66°
42°
4
67°
44°
5
67°
45°
6
74°
52°
7
77°
43°
8
77°
42°
9
70°
45°
10
68°
41°
11
66°
48°
12
70°
40°
13
65°
36°
14
62°
44°
15
65°
49°
16
72°
43°
17
66°
40°
18
64°
47°
19
72°
39°
20
67°
34°
21
60°
40°
22
60°
50°
23
70°
36°
24
72°
36°
25
62°
39°
26
58°
43°
27
60°
41°
28
65°
46°
29
63°
45°
30
68°
36°
1
67°
33°
2
56°
35°
3
54°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lakota
Lakota's September 2026 forecast shows daily high temperatures ranging from 54° to 81°, with overnight lows between 32° and 53°. The average high for September is 67° with an average low of 42°. 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 Lakota. See also: October | November | December.