S
M
T
W
T
F
S
30
89°
77°
31
89°
78°
1
90°
78°
2
90°
77°
3
89°
78°
4
90°
77°
5
90°
77°
6
89°
76°
7
90°
77°
8
90°
77°
9
91°
76°
10
90°
77°
11
89°
76°
12
90°
77°
13
89°
76°
14
90°
77°
15
89°
76°
16
88°
75°
17
89°
76°
18
90°
77°
19
90°
77°
20
89°
76°
21
90°
77°
22
90°
78°
23
89°
77°
24
90°
77°
25
89°
76°
26
89°
77°
27
88°
77°
28
89°
76°
29
89°
77°
30
87°
75°
1
88°
76°
2
89°
76°
3
88°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Boca Raton Municipal Golf Course
Boca Raton Municipal Golf Course's September 2026 forecast shows daily high temperatures ranging from 87° to 91°, with overnight lows between 73° and 78°. The average high for September is 89° with an average low of 77°. 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 Boca Raton Municipal Golf Course. See also: October | November | December.