S
M
T
W
T
F
S
31
96°
76°
1
93°
76°
2
93°
77°
3
90°
77°
4
90°
75°
5
89°
76°
6
89°
77°
7
92°
76°
8
93°
75°
9
91°
75°
10
92°
74°
11
89°
76°
12
86°
75°
13
88°
75°
14
90°
72°
15
90°
74°
16
89°
76°
17
84°
76°
18
87°
74°
19
90°
74°
20
90°
78°
21
88°
79°
22
90°
75°
23
90°
74°
24
89°
76°
25
90°
78°
26
91°
76°
27
90°
78°
28
88°
77°
29
91°
76°
30
89°
76°
1
88°
75°
2
86°
75°
3
86°
75°
4
88°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Palm Beach
West Palm Beach's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 West Palm Beach. See also: October | November | December.
