S
M
T
W
T
F
S
30
89°
73°
31
91°
70°
1
93°
67°
2
93°
68°
3
91°
73°
4
91°
70°
5
90°
70°
6
88°
68°
7
82°
68°
8
84°
70°
9
84°
61°
10
82°
54°
11
82°
54°
12
75°
54°
13
61°
52°
14
75°
55°
15
72°
57°
16
70°
59°
17
79°
66°
18
90°
66°
19
79°
63°
20
64°
61°
21
63°
57°
22
59°
55°
23
72°
54°
24
66°
55°
25
64°
59°
26
72°
63°
27
75°
63°
28
72°
59°
29
73°
65°
30
70°
56°
1
62°
40°
2
63°
45°
3
65°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Manning
Manning's September 2026 forecast shows daily high temperatures ranging from 62° to 73°, with overnight lows between 40° and 65°. The average high for September is 68° with an average low of 53°. 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 Manning. See also: October | November | December.