S
M
T
W
T
F
S
30
89°
75°
31
89°
75°
1
90°
74°
2
89°
75°
3
88°
75°
4
88°
74°
5
89°
75°
6
88°
74°
7
88°
74°
8
89°
73°
9
88°
73°
10
87°
74°
11
91°
72°
12
93°
71°
13
90°
70°
14
89°
73°
15
92°
72°
16
91°
73°
17
91°
72°
18
90°
72°
19
90°
73°
20
91°
72°
21
90°
71°
22
89°
70°
23
88°
72°
24
89°
73°
25
90°
73°
26
90°
72°
27
89°
71°
28
90°
69°
29
91°
69°
30
91°
70°
1
89°
69°
2
88°
68°
3
88°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in LaBelle
LaBelle's September 2026 forecast shows daily high temperatures ranging from 87° to 93°, with overnight lows between 68° and 75°. The average high for September is 89° with an average low of 72°. 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 LaBelle. See also: October | November | December.