S
M
T
W
T
F
S
30
86°
68°
31
92°
64°
1
94°
69°
2
96°
71°
3
97°
70°
4
96°
70°
5
96°
71°
6
85°
68°
7
83°
66°
8
85°
60°
9
89°
59°
10
92°
61°
11
94°
69°
12
82°
69°
13
89°
67°
14
90°
68°
15
86°
63°
16
84°
62°
17
88°
67°
18
85°
65°
19
82°
62°
20
81°
59°
21
75°
56°
22
75°
56°
23
80°
58°
24
79°
57°
25
80°
57°
26
78°
57°
27
81°
59°
28
83°
61°
29
82°
61°
30
82°
60°
1
81°
60°
2
81°
59°
3
80°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lincolnton
Lincolnton's September 2026 forecast shows daily high temperatures ranging from 75° to 94°, with overnight lows between 56° and 69°. The average high for September is 83° with an average low of 61°. 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 Lincolnton. See also: October | November | December.