S
M
T
W
T
F
S
30
77°
67°
31
79°
67°
1
81°
66°
2
74°
62°
3
72°
62°
4
73°
64°
5
77°
64°
6
80°
65°
7
80°
66°
8
81°
66°
9
81°
65°
10
79°
65°
11
79°
64°
12
80°
66°
13
80°
65°
14
75°
56°
15
67°
57°
16
70°
60°
17
72°
59°
18
67°
54°
19
68°
52°
20
68°
54°
21
74°
58°
22
75°
60°
23
75°
51°
24
67°
52°
25
68°
55°
26
73°
59°
27
72°
57°
28
74°
50°
29
65°
48°
30
64°
50°
1
63°
54°
2
71°
53°
3
72°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Independence
Independence's September 2026 forecast shows daily high temperatures ranging from 63° to 81°, with overnight lows between 48° and 67°. The average high for September is 74° with an average low of 59°. 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 Independence. See also: October | November | December.