S
M
T
W
T
F
S
30
98°
75°
31
96°
74°
1
82°
75°
2
85°
77°
3
90°
75°
4
90°
74°
5
91°
74°
6
91°
74°
7
N/A
8
92°
73°
9
92°
71°
10
90°
73°
11
92°
74°
12
93°
73°
13
91°
74°
14
92°
73°
15
91°
71°
16
89°
72°
17
88°
70°
18
89°
69°
19
89°
68°
20
85°
66°
21
89°
66°
22
90°
70°
23
90°
70°
24
89°
69°
25
89°
70°
26
88°
69°
27
88°
69°
28
87°
68°
29
86°
69°
30
84°
68°
1
79°
60°
2
78°
59°
3
79°
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 93°, with overnight lows between 58° and 74°. The average high for September is 88° with an average low of 69°. 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.