In July warmest sea in Caribbean Sea is usually observed in the following locations: Key West, Islamorada, Key Largo.
Table below shows the average sea water temperature for marine resorts of Caribbean Sea in July for the last three years.
| Place name | July 2026 | July 2025 | July 2024 |
|---|---|---|---|
| Key West | 88.5°F | 86.7°F | 87.6°F |
| Islamorada | 88.4°F | 86.4°F | 87.4°F |
| Key Largo | 88.2°F | 86.2°F | 87.1°F |
| Pinar del Rio | 88.1°F | 87.4°F | 87.6°F |
| Cayo Largo | 88.0°F | 87.1°F | 86.7°F |
| Niquero | 87.5°F | 86.8°F | 86.8°F |
| Manzanillo | 87.3°F | 86.6°F | 86.7°F |
| Cienfuegos | 86.9°F | 86.3°F | 86.2°F |
| Andros | 86.9°F | 85.3°F | 86.4°F |
| Trinidad | 86.8°F | 86.0°F | 86.0°F |
| New Providence | 86.8°F | 85.1°F | 86.1°F |
| Eleuthera | 86.7°F | 84.6°F | 85.8°F |
| Nassau | 86.7°F | 85.0°F | 86.1°F |
| Varadero | 86.6°F | 85.7°F | 86.0°F |
| Cayo Guillermo | 86.4°F | 85.3°F | 86.0°F |
| Chetumal | 86.3°F | 85.9°F | 86.0°F |
| Santiago de Cuba | 86.2°F | 85.4°F | 85.8°F |
| Cayman Brac | 86.2°F | 86.1°F | 85.3°F |
| Puerto Barrios | 86.2°F | 85.7°F | 85.1°F |
| Cayo Coco | 86.2°F | 85.4°F | 86.0°F |
| Cayo Santa Maria | 86.2°F | 85.1°F | 85.8°F |
| Santa Maria | 86.1°F | 85.1°F | 85.8°F |
| Campeche | 86.1°F | 85.9°F | 86.1°F |
| Little Cayman | 86.1°F | 86.2°F | 85.3°F |
| San Pedro Sula | 86.0°F | 86.0°F | 85.5°F |
| Carrefour | 85.9°F | 85.0°F | 85.3°F |
| Port au Prince | 85.9°F | 84.9°F | 85.2°F |
| Livingston | 85.9°F | 86.6°F | 85.8°F |
| Merida | 85.7°F | 80.9°F | 83.4°F |
| Puerto Cortes | 85.7°F | 85.7°F | 86.0°F |
| Westmoreland | 85.6°F | 84.9°F | 85.8°F |
| Belize | 85.6°F | 85.5°F | 85.7°F |
| Grand Cayman | 85.6°F | 85.5°F | 85.5°F |
| George Town | 85.5°F | 85.5°F | 85.5°F |
| San Pedro | 85.5°F | 85.3°F | 85.5°F |
| Ambergis Caye | 85.5°F | 85.1°F | 85.5°F |
| Havana | 85.4°F | 84.8°F | 85.2°F |
| Matanzas | 85.4°F | 84.4°F | 84.9°F |
| Punta Gorda | 85.2°F | 86.0°F | 85.6°F |
| Tela | 85.2°F | 85.3°F | 85.7°F |
| Negril | 85.1°F | 84.8°F | 85.6°F |
| Placencia | 85.1°F | 85.1°F | 85.7°F |
| Tulum | 85.0°F | 84.7°F | 85.1°F |
| Puerto Morelos | 85.0°F | 84.9°F | 85.0°F |
| Cozumel | 85.0°F | 84.6°F | 85.0°F |
| Playa del Carmen | 84.9°F | 84.6°F | 85.0°F |
| Puerto Aventuras | 84.8°F | 84.5°F | 85.1°F |
| Mahahual | 84.8°F | 84.5°F | 85.0°F |
| Riviera Maya | 84.8°F | 84.5°F | 85.1°F |
| Providenciales | 84.6°F | 84.0°F | 85.4°F |
| Kingston | 84.6°F | 84.3°F | 85.2°F |
| Mayaguez | 84.6°F | 84.2°F | 85.5°F |
| Cancun | 84.5°F | 84.5°F | 84.7°F |
| Montego Bay | 84.4°F | 84.4°F | 85.2°F |
| Port Antonio | 84.4°F | 84.6°F | 85.2°F |
| Cap Haitien | 84.3°F | 84.1°F | 84.9°F |
| Santo Domingo | 84.2°F | 83.7°F | 84.9°F |
| Aguadilla | 84.2°F | 83.8°F | 85.4°F |
| Playa Santa Lucia | 84.1°F | 83.9°F | 84.8°F |
| San Pedro De Macoris | 84.1°F | 83.8°F | 85.2°F |
| Samana | 84.1°F | 83.7°F | 84.8°F |
| Ponce | 84.0°F | 84.1°F | 85.7°F |
| Grand Turk | 84.0°F | 83.4°F | 84.8°F |
| Cockburn | 84.0°F | 83.4°F | 84.8°F |
| Juan Dolio | 84.0°F | 83.8°F | 85.1°F |
| Bocha Chica | 84.0°F | 83.7°F | 85.0°F |
| La Romana | 84.0°F | 83.8°F | 85.1°F |
| Salt Cay | 84.0°F | 83.4°F | 84.7°F |
| Runaway Bay | 84.0°F | 84.4°F | 85.2°F |
| La Ceiba | 83.9°F | 84.4°F | 85.5°F |
| Baracoa | 83.9°F | 83.2°F | 84.0°F |
| Ocho Rios | 83.9°F | 84.3°F | 85.0°F |
| Los Cayitos | 83.9°F | 84.0°F | 85.0°F |
| Utila | 83.8°F | 83.8°F | 85.0°F |
| West End | 83.8°F | 83.7°F | 84.8°F |
| Sandy Bay | 83.8°F | 83.7°F | 84.8°F |
| Isla Mujeres | 83.8°F | 84.2°F | 84.5°F |
| Coxen Hole | 83.8°F | 83.7°F | 84.8°F |
| Roatan | 83.7°F | 83.7°F | 84.8°F |
| West Bay | 83.7°F | 83.7°F | 84.8°F |
| Isabella | 83.7°F | 83.5°F | 85.0°F |
| Arecibo | 83.7°F | 83.5°F | 84.7°F |
| San Juan | 83.7°F | 83.5°F | 84.5°F |
| Guanaja | 83.6°F | 83.6°F | 84.8°F |
| Pointe-a-Pitre | 83.5°F | 83.7°F | 85.0°F |
| Philipsburg | 83.4°F | 83.4°F | 85.0°F |
| Playa Esmeralda | 83.4°F | 83.4°F | 83.4°F |
| Barbuda | 83.4°F | 83.2°F | 84.8°F |
| St John's | 83.3°F | 83.3°F | 84.9°F |
| Playa Blanca | 83.3°F | 83.5°F | 83.5°F |
| Punta Cana | 83.2°F | 83.4°F | 84.5°F |
| Cap Cana | 83.2°F | 83.4°F | 84.5°F |
| Antigua | 83.2°F | 83.2°F | 84.9°F |
| Trujillo | 83.2°F | 83.2°F | 84.3°F |
| Basse-Terre | 83.2°F | 83.5°F | 84.8°F |
| Holguin | 83.1°F | 83.5°F | 83.6°F |
| Playa Bavaro | 83.1°F | 83.1°F | 83.8°F |
| Arena Gorda | 83.1°F | 83.0°F | 83.8°F |
| Sosua | 82.6°F | 82.6°F | 83.1°F |
| Maimon Bay | 82.5°F | 82.6°F | 83.1°F |
| Puerto Plata | 82.5°F | 82.6°F | 83.1°F |
Charts below show average sea water temperature for Caribbean Sea resorts with the warmest sea in July.
You can also check other months of the year to see sea temperature of Caribbean Sea resorts at that time.
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