In September warmest sea in Puerto Rico is usually observed in the following locations: Ponce, Mayaguez, Arecibo.
Table below shows the average sea water temperature for marine resorts of Puerto Rico in September for the last three years.
| Place name | September 2023 | September 2022 | September 2021 |
|---|---|---|---|
| Ponce | 86.7°F | 85.3°F | 85.5°F |
| Mayaguez | 86.5°F | 84.9°F | 85.4°F |
| Arecibo | 86.4°F | 84.4°F | 84.9°F |
| Aguadilla | 86.3°F | 84.7°F | 85.3°F |
| San Juan | 86.2°F | 84.4°F | 85.0°F |
| Isabella | 85.8°F | 84.7°F | 84.8°F |
Charts below show average sea water temperature for Puerto Rico resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of Puerto Rico resorts at that time.
Places in Puerto Rico:
Name
°F
