S
M
T
W
T
F
S
30
73°
50°
31
75°
50°
1
75°
51°
2
78°
52°
3
78°
51°
4
77°
51°
5
77°
50°
6
76°
51°
7
76°
49°
8
67°
41°
9
73°
47°
10
74°
46°
11
65°
41°
12
65°
42°
13
75°
44°
14
77°
49°
15
75°
45°
16
63°
44°
17
72°
46°
18
74°
45°
19
75°
46°
20
74°
45°
21
72°
46°
22
69°
47°
23
72°
44°
24
66°
41°
25
63°
35°
26
64°
37°
27
66°
38°
28
67°
41°
29
68°
42°
30
66°
32°
1
56°
32°
2
55°
35°
3
64°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lumberton
Lumberton's September 2026 forecast shows daily high temperatures ranging from 55° to 78°, with overnight lows between 32° and 52°. The average high for September is 70° with an average low of 44°. 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.