The Cuba resorts with the warmest sea water temperature in August are Cayo Largo, Pinar del Rio 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 2026 | August 2025 | August 2024 |
|---|---|---|---|
| Cayo Largo | 92.7°F | 92.8°F | 92.6°F |
| Pinar del Rio | 92.5°F | 92.8°F | 92.5°F |
| Niquero | 92.4°F | 91.8°F | 91.8°F |
| Manzanillo | 91.7°F | 91.4°F | 91.7°F |
| Cienfuegos | 91.5°F | 91.3°F | 91.2°F |
| Trinidad | 91.1°F | 91.3°F | 91.2°F |
| Cayo Guillermo | 90.8°F | 91.0°F | 91.1°F |
| Cayo Coco | 90.8°F | 91.1°F | 91.2°F |
| Varadero | 90.7°F | 91.6°F | 91.5°F |
| Cayo Santa Maria | 90.7°F | 90.9°F | 90.8°F |
| Santa Maria | 90.7°F | 90.9°F | 90.8°F |
| Santiago de Cuba | 90.6°F | 90.4°F | 90.8°F |
| Havana | 90.0°F | 89.8°F | 90.5°F |
| Matanzas | 89.5°F | 89.9°F | 90.0°F |
| Playa Santa Lucia | 88.8°F | 89.3°F | 89.7°F |
| Baracoa | 88.2°F | 88.3°F | 88.9°F |
| Playa Esmeralda | 88.1°F | 88.5°F | 89.0°F |
| Holguin | 88.0°F | 88.6°F | 89.0°F |
| Playa Blanca | 88.0°F | 88.5°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 |  |
+76 |
| Cayo Guillermo |  |
+86 |
| Cayo Largo | |
+76 |
| Cayo Santa Maria | |
+86 |
| Cienfuegos | |
+78 |
| Havana | |
+88 |
| Holguin |  |
+78 |
| Matanzas | |
+80 |
| Pinar del Rio | |
+74 |
| Playa Blanca | |
+82 |
| Playa Esmeralda | |
+82 |
| Playa Santa Lucia | |
+80 |
| Santa Maria | |
+86 |
| Santiago de Cuba | |
+76 |
| Varadero | |
+80 |
