The Cuba resorts with the warmest sea water temperature in August are Pinar del Rio, Cayo Largo and Niquero.
Below you can see a list of all popular Cuba resorts and information about sea water temperature in August for the last two years.
| Resort Name | August 2025 | August 2024 | August 2023 |
|---|---|---|---|
| Pinar del Rio | 92.8°F | 92.5°F | 92.9°F |
| Cayo Largo | 92.8°F | 92.6°F | 92.9°F |
| Niquero | 91.8°F | 91.8°F | 92.7°F |
| Varadero | 91.6°F | 91.5°F | 91.6°F |
| Manzanillo | 91.4°F | 91.7°F | 92.3°F |
| Trinidad | 91.3°F | 91.2°F | 92.0°F |
| Cienfuegos | 91.3°F | 91.2°F | 92.1°F |
| Cayo Coco | 91.1°F | 91.2°F | 91.9°F |
| Cayo Guillermo | 91.0°F | 91.1°F | 91.8°F |
| Cayo Santa Maria | 90.9°F | 90.8°F | 91.3°F |
| Santa Maria | 90.9°F | 90.8°F | 91.3°F |
| Santiago de Cuba | 90.4°F | 90.8°F | 91.5°F |
| Matanzas | 89.9°F | 90.0°F | 90.0°F |
| Havana | 89.8°F | 90.5°F | 90.9°F |
| Playa Santa Lucia | 89.3°F | 89.7°F | 90.3°F |
| Holguin | 88.6°F | 89.0°F | 89.5°F |
| Playa Blanca | 88.5°F | 89.0°F | 89.5°F |
| Playa Esmeralda | 88.5°F | 89.0°F | 89.5°F |
| Baracoa | 88.3°F | 88.9°F | 89.0°F |
Please see following sea water temperature averages charts for the warmest Cuba resorts in August.
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.
Cuba Resorts:
NAME
F°
| Cayo Coco |  |
+78 |
| Cayo Guillermo |  |
+82 |
| Cayo Largo |  |
+76 |
| Cayo Santa Maria | |
+80 |
| Havana | |
+76 |
| Holguin | |
+78 |
| Manzanillo | |
+80 |
| Niquero | |
+78 |
| Pinar del Rio | |
+72 |
| Playa Esmeralda |  |
+82 |
| Playa Santa Lucia | |
+80 |
| Santa Maria | |
+80 |
| Santiago de Cuba | |
+78 |
| Trinidad | |
+72 |
| Varadero | |
+74 |
