Average sea water temperature in September:
+85.3°F
| Minimum sea water temperature in September: | 87.8°F |
| Maximum sea water temperature in September: | 83.7°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 86.3°F. The highest and lowest sea temperatures during the month were 86.7°F and 85.5°F.
Monthly sea water temperature in Ponce, °F
Which Puerto Rico resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Ponce | 86.3°F | 87.0°F |
| Aguadilla | 86.1°F | 86.6°F |
| Mayaguez | 86.1°F | 86.8°F |
| Isabella | 85.9°F | 86.4°F |
| Arecibo | 85.8°F | 86.3°F |
| San Juan | 85.7°F | 86.4°F |
Best time for vacation in Ponce
Ponce on a weather map
Places in Puerto Rico:
Name
°F
24 Hours Forecast
Ponce
Local time: 06:06
April 11, saturday
0900

81°F
W
8 mph
8 mph
1200

86°F
NW
12 mph
12 mph
1500

86°F
NW
10 mph
10 mph
1800

81°F
W
8 mph
8 mph
2100

79°F
W
6 mph
6 mph
April 12, sunday
0000

77°F
W
6 mph
6 mph
0300

75°F
SW
4 mph
4 mph
0600

77°F
SW
4 mph
4 mph


























