In August warmest sea in Caribbean Sea is usually observed in the following locations: Islamorada, Key West, Key Largo.
Table below shows the average sea water temperature for marine resorts of Caribbean Sea in August for the last three years.
| Place name | August 2025 | August 2024 | August 2023 |
|---|---|---|---|
| Islamorada | 88.8°F | 87.3°F | 88.4°F |
| Key West | 88.8°F | 87.8°F | 88.8°F |
| Key Largo | 88.7°F | 87.3°F | 88.3°F |
| Pinar del Rio | 88.5°F | 88.3°F | 88.6°F |
| Cayo Largo | 88.5°F | 88.3°F | 88.6°F |
| Niquero | 87.6°F | 87.6°F | 88.4°F |
| Varadero | 87.4°F | 87.3°F | 87.5°F |
| Andros | 87.3°F | 86.5°F | 87.0°F |
| Manzanillo | 87.2°F | 87.5°F | 88.0°F |
| Cayman Brac | 87.2°F | 86.9°F | 87.9°F |
| Trinidad | 87.2°F | 87.1°F | 87.8°F |
| Little Cayman | 87.2°F | 87.0°F | 87.9°F |
| Cienfuegos | 87.2°F | 87.1°F | 87.9°F |
| Livingston | 87.1°F | 86.8°F | 86.6°F |
| Cayo Coco | 87.0°F | 87.1°F | 87.7°F |
| New Providence | 87.0°F | 86.4°F | 87.4°F |
| San Pedro Sula | 87.0°F | 86.2°F | 86.8°F |
| Chetumal | 87.0°F | 87.0°F | 87.0°F |
| George Town | 86.9°F | 86.9°F | 87.2°F |
| Grand Cayman | 86.9°F | 86.9°F | 87.3°F |
| Puerto Cortes | 86.9°F | 86.7°F | 86.6°F |
| Cayo Guillermo | 86.9°F | 87.0°F | 87.6°F |
| Belize | 86.9°F | 86.8°F | 86.4°F |
| San Pedro | 86.9°F | 86.8°F | 86.7°F |
| Placencia | 86.9°F | 86.6°F | 86.4°F |
| Cayo Santa Maria | 86.9°F | 86.7°F | 87.2°F |
| Santa Maria | 86.8°F | 86.7°F | 87.1°F |
| Nassau | 86.8°F | 86.4°F | 87.3°F |
| Tela | 86.8°F | 86.7°F | 86.6°F |
| Ambergis Caye | 86.7°F | 86.7°F | 86.6°F |
| Puerto Barrios | 86.7°F | 86.1°F | 86.2°F |
| Eleuthera | 86.6°F | 86.2°F | 87.1°F |
| Campeche | 86.6°F | 87.2°F | 87.2°F |
| Punta Gorda | 86.5°F | 86.3°F | 86.0°F |
| Carrefour | 86.5°F | 86.7°F | 86.6°F |
| Port au Prince | 86.4°F | 86.6°F | 86.5°F |
| Santiago de Cuba | 86.3°F | 86.7°F | 87.3°F |
| Negril | 86.2°F | 86.4°F | 86.9°F |
| Westmoreland | 86.2°F | 86.5°F | 86.9°F |
| La Ceiba | 86.2°F | 86.3°F | 85.5°F |
| Matanzas | 85.9°F | 86.0°F | 86.0°F |
| Puerto Morelos | 85.9°F | 86.2°F | 86.2°F |
| Tulum | 85.8°F | 86.1°F | 86.1°F |
| Mahahual | 85.8°F | 86.1°F | 85.7°F |
| Havana | 85.8°F | 86.5°F | 86.8°F |
| Port Antonio | 85.7°F | 86.0°F | 86.1°F |
| Playa del Carmen | 85.7°F | 86.1°F | 86.1°F |
| Puerto Aventuras | 85.7°F | 86.1°F | 86.1°F |
| Riviera Maya | 85.7°F | 86.1°F | 86.0°F |
| Runaway Bay | 85.7°F | 86.0°F | 86.0°F |
| Montego Bay | 85.7°F | 86.0°F | 86.3°F |
| Cozumel | 85.6°F | 86.1°F | 86.0°F |
| Kingston | 85.6°F | 86.4°F | 86.4°F |
| Los Cayitos | 85.5°F | 86.1°F | 85.1°F |
| Ocho Rios | 85.5°F | 85.8°F | 85.8°F |
| Utila | 85.4°F | 86.0°F | 85.0°F |
| Cancun | 85.4°F | 85.6°F | 86.0°F |
| Ponce | 85.4°F | 86.1°F | 86.0°F |
| Playa Santa Lucia | 85.4°F | 85.7°F | 86.2°F |
| West End | 85.3°F | 85.8°F | 85.3°F |
| Sandy Bay | 85.3°F | 85.8°F | 85.3°F |
| West Bay | 85.3°F | 85.8°F | 85.2°F |
| Coxen Hole | 85.3°F | 85.8°F | 85.3°F |
| Roatan | 85.3°F | 85.8°F | 85.3°F |
| Providenciales | 85.3°F | 85.8°F | 85.9°F |
| Pointe-a-Pitre | 85.2°F | 85.7°F | 85.7°F |
| Mayaguez | 85.2°F | 85.9°F | 85.7°F |
| Trujillo | 85.1°F | 85.6°F | 84.8°F |
| Samana | 85.1°F | 85.5°F | 85.6°F |
| Aguadilla | 85.0°F | 85.7°F | 85.4°F |
| Cap Haitien | 85.0°F | 85.8°F | 85.6°F |
| Guanaja | 85.0°F | 85.8°F | 85.5°F |
| Juan Dolio | 84.9°F | 85.7°F | 85.4°F |
| San Pedro De Macoris | 84.9°F | 85.7°F | 85.4°F |
| Isla Mujeres | 84.9°F | 85.4°F | 85.7°F |
| Basse-Terre | 84.8°F | 85.6°F | 85.4°F |
| Bocha Chica | 84.8°F | 85.5°F | 85.2°F |
| San Juan | 84.8°F | 85.3°F | 85.3°F |
| Santo Domingo | 84.8°F | 85.7°F | 85.0°F |
| Holguin | 84.8°F | 85.1°F | 85.6°F |
| St John's | 84.7°F | 85.6°F | 85.2°F |
| La Romana | 84.7°F | 85.5°F | 85.3°F |
| Antigua | 84.7°F | 85.6°F | 85.2°F |
| Playa Blanca | 84.7°F | 85.1°F | 85.6°F |
| Isabella | 84.7°F | 85.4°F | 85.1°F |
| Playa Esmeralda | 84.6°F | 85.1°F | 85.5°F |
| Salt Cay | 84.6°F | 85.0°F | 85.5°F |
| Barbuda | 84.6°F | 85.6°F | 85.2°F |
| Punta Cana | 84.6°F | 84.8°F | 84.9°F |
| Cap Cana | 84.6°F | 84.8°F | 84.9°F |
| Grand Turk | 84.6°F | 85.1°F | 85.5°F |
| Cockburn | 84.6°F | 85.1°F | 85.5°F |
| Philipsburg | 84.6°F | 85.5°F | 85.1°F |
| Arecibo | 84.6°F | 85.2°F | 85.6°F |
| Baracoa | 84.5°F | 85.0°F | 85.1°F |
| Arena Gorda | 84.3°F | 84.5°F | 84.7°F |
| Playa Bavaro | 84.3°F | 84.5°F | 84.8°F |
| Sosua | 83.9°F | 84.0°F | 84.8°F |
| Maimon Bay | 83.9°F | 83.9°F | 84.5°F |
| Puerto Plata | 83.8°F | 84.0°F | 84.5°F |
| Merida | 81.1°F | 83.0°F | 84.0°F |
Charts below show average sea water temperature for Caribbean Sea resorts with the warmest sea in August.
You can also check other months of the year to see sea temperature of Caribbean Sea resorts at that time.
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