Measurements:
°C
°F
World Resorts Puerto Rico

Puerto Rico Sea Water Temperature in September

The Puerto Rico resorts with the warmest sea water temperature in September are Ponce, Mayaguez and Arecibo.

Below you can see a list of all popular Puerto Rico resorts and information about sea water temperature in September for the last two years.

Resort Name September 2023 September 2022 September 2021
Ponce 90.7°F 89.2°F 89.4°F
Mayaguez 90.5°F 88.8°F 89.4°F
Arecibo 90.4°F 88.3°F 88.8°F
Aguadilla 90.3°F 88.6°F 89.2°F
San Juan 90.3°F 88.2°F 88.9°F
Isabella 89.8°F 88.6°F 88.6°F

Please see following sea water temperature averages charts for the warmest Puerto Rico resorts in September.

You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.