S
M
T
W
T
F
S
30
94°
73°
31
95°
72°
1
94°
73°
2
98°
73°
3
99°
74°
4
84°
77°
5
94°
75°
6
98°
75°
7
N/A
8
95°
72°
9
91°
71°
10
91°
73°
11
91°
74°
12
92°
73°
13
92°
73°
14
94°
72°
15
93°
71°
16
92°
69°
17
91°
68°
18
90°
67°
19
89°
66°
20
89°
66°
21
86°
65°
22
90°
69°
23
89°
68°
24
89°
69°
25
88°
68°
26
88°
68°
27
87°
67°
28
86°
68°
29
84°
68°
30
87°
67°
1
86°
65°
2
84°
59°
3
78°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Lumberton
Lumberton's September 2026 forecast shows daily high temperatures ranging from 78° to 95°, with overnight lows between 58° and 74°. The average high for September is 89° with an average low of 68°. 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 Lumberton. See also: October | November | December.