17.09
thu
thu
Day
84°F
SW 15 mph
Precip.
53%
53%
Night
82°F
SW 11 mph
Precip.
17%
17%
18.09
fri
fri
Day
86°F
SW 9 mph
Precip.
13%
13%
Night
81°F
S 3 mph
Precip.
40%
40%
19.09
sat
sat
Day
86°F
W 6 mph
Precip.
3%
3%
Night
84°F
W 6 mph
Precip.
16%
16%
20.09
sun
sun
Day
90°F
NW 6 mph
Precip.
3%
3%
Night
79°F
N 7 mph
Precip.
21%
21%
21.09
mon
mon
Day
88°F
NW 4 mph
Precip.
43%
43%
Night
84°F
W 11 mph
Precip.
18%
18%
22.09
tue
tue
Day
86°F
W 8 mph
Precip.
39%
39%
Night
84°F
W 12 mph
Precip.
19%
19%
23.09
wed
wed
Day
82°F
NW 7 mph
Precip.
69%
69%
Night
82°F
NW 4 mph
Precip.
53%
53%
24.09
thu
thu
Day
86°F
NW 11 mph
Precip.
25%
25%
Night
82°F
W 9 mph
Precip.
52%
52%
25.09
fri
fri
Day
84°F
NE 3 mph
Precip.
55%
55%
Night
79°F
NE 2 mph
Precip.
23%
23%
26.09
sat
sat
Day
82°F
NE 2 mph
Precip.
16%
16%
Night
77°F
N 6 mph
Precip.
26%
26%
27.09
sun
sun
Day
79°F
N 17 mph
Precip.
59%
59%
Night
82°F
N 28 mph
Precip.
54%
54%
28.09
mon
mon
Day
86°F
NE 26 mph
Precip.
36%
36%
Night
81°F
NE 14 mph
Precip.
7%
7%
29.09
tue
tue
Day
82°F
NE 7 mph
Precip.
24%
24%
Night
81°F
NE 9 mph
Precip.
38%
38%
sea water
temperature
temperature
| West Palm Beach |
monthly
weather
weather
| West Palm Beach |
current
weather
weather
| West Palm Beach |
7 days
forecast
forecast
| West Palm Beach |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 86.8°F. The highest and lowest sea temperatures during the month were 87.4°F and 86.0°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 83.5°F. The highest and lowest sea temperatures during the month were 85.3°F and 80.8°F.
Air temperature in West Palm Beach, °F
Precipitation total in West Palm Beach, in.
* Charts above show average data for the last 3 years.
Best time for vacation in West Palm Beach
West Palm Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
West Palm Beach
Local time: 02:20
September 17, thursday
0300
81°F
W
15 mph
15 mph
0600
81°F
W
14 mph
14 mph
0900
81°F
SW
14 mph
14 mph
1200
84°F
SW
15 mph
15 mph
1500
84°F
SW
15 mph
15 mph
1800
82°F
SW
14 mph
14 mph
2100
82°F
SW
14 mph
14 mph
September 18, friday
0000
82°F
SW
11 mph
11 mph
