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