S
M
T
W
T
F
S
30
88°
73°
31
93°
73°
1
95°
73°
2
99°
75°
3
97°
73°
4
97°
73°
5
97°
72°
6
97°
72°
7
87°
65°
8
86°
66°
9
86°
69°
10
86°
70°
11
86°
71°
12
85°
70°
13
88°
70°
14
86°
69°
15
88°
67°
16
82°
65°
17
84°
68°
18
85°
66°
19
83°
66°
20
82°
63°
21
86°
68°
22
85°
67°
23
84°
66°
24
84°
66°
25
83°
65°
26
85°
66°
27
85°
66°
28
84°
65°
29
83°
65°
30
83°
64°
1
82°
64°
2
81°
63°
3
82°
63°
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 81° to 88°, with overnight lows between 63° and 71°. The average high for September is 84° with an average low of 66°. 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.