S
M
T
W
T
F
S
30
89°
73°
31
90°
75°
1
90°
77°
2
89°
75°
3
91°
78°
4
92°
76°
5
92°
76°
6
93°
74°
7
90°
77°
8
87°
75°
9
93°
76°
10
92°
76°
11
92°
75°
12
92°
77°
13
91°
73°
14
92°
74°
15
80°
79°
16
86°
78°
17
88°
76°
18
88°
76°
19
90°
73°
20
87°
72°
21
86°
71°
22
87°
74°
23
89°
76°
24
90°
71°
25
88°
66°
26
87°
65°
27
87°
66°
28
86°
67°
29
88°
70°
30
88°
71°
1
89°
72°
2
89°
73°
3
87°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sebring
Sebring's September 2026 forecast shows daily high temperatures ranging from 86° to 90°, with overnight lows between 65° and 73°. 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 Sebring. See also: October | November | December.