S
M
T
W
T
F
S
30
89°
70°
31
91°
68°
1
93°
68°
2
95°
70°
3
97°
72°
4
94°
73°
5
94°
71°
6
95°
71°
7
87°
70°
8
87°
71°
9
87°
67°
10
91°
67°
11
94°
66°
12
90°
65°
13
88°
65°
14
87°
63°
15
86°
65°
16
85°
63°
17
84°
62°
18
78°
66°
19
79°
66°
20
81°
65°
21
83°
65°
22
81°
64°
23
84°
64°
24
83°
63°
25
77°
64°
26
81°
64°
27
83°
59°
28
76°
55°
29
74°
54°
30
76°
53°
1
75°
56°
2
75°
60°
3
73°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lanett
Lanett's September 2026 forecast shows daily high temperatures ranging from 73° to 95°, with overnight lows between 53° and 73°. The average high for September is 84° with an average low of 64°. 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 Lanett. See also: October | November | December.