In October warmest sea in Caribbean Sea is usually observed in the following locations: Cayman Brac, Negril, Little Cayman.
Table below shows the average sea water temperature for marine resorts of Caribbean Sea in October for the last three years.
| Place name | October 2025 | October 2024 | October 2023 |
|---|---|---|---|
| Cayman Brac | 86.8°F | 86.2°F | 87.3°F |
| Negril | 86.8°F | 86.7°F | 87.9°F |
| Little Cayman | 86.7°F | 86.0°F | 87.3°F |
| Westmoreland | 86.6°F | 86.7°F | 87.8°F |
| Grand Cayman | 86.6°F | 85.6°F | 87.5°F |
| George Town | 86.6°F | 85.7°F | 87.4°F |
| Cienfuegos | 86.6°F | 86.3°F | 86.8°F |
| Niquero | 86.5°F | 86.8°F | 87.2°F |
| Montego Bay | 86.5°F | 86.4°F | 87.4°F |
| Runaway Bay | 86.5°F | 86.5°F | 87.2°F |
| Kingston | 86.4°F | 86.5°F | 87.3°F |
| Ocho Rios | 86.3°F | 86.3°F | 87.1°F |
| Port Antonio | 86.3°F | 86.4°F | 87.0°F |
| Trujillo | 86.3°F | 86.4°F | 87.4°F |
| Trinidad | 86.2°F | 86.2°F | 86.8°F |
| Cayo Largo | 86.2°F | 85.5°F | 86.0°F |
| Carrefour | 86.2°F | 87.2°F | 87.3°F |
| Manzanillo | 86.1°F | 87.0°F | 87.2°F |
| Port au Prince | 86.1°F | 87.2°F | 87.3°F |
| Placencia | 86.1°F | 86.0°F | 87.1°F |
| Ambergis Caye | 86.1°F | 85.0°F | 86.9°F |
| San Pedro | 86.1°F | 85.1°F | 87.0°F |
| La Ceiba | 86.0°F | 85.9°F | 87.1°F |
| Campeche | 86.0°F | 84.2°F | 86.4°F |
| Mahahual | 85.9°F | 85.3°F | 86.7°F |
| Cap Haitien | 85.9°F | 86.8°F | 86.9°F |
| Chetumal | 85.9°F | 84.5°F | 86.5°F |
| Tela | 85.8°F | 85.9°F | 87.3°F |
| Guanaja | 85.8°F | 85.9°F | 86.6°F |
| Punta Gorda | 85.8°F | 85.4°F | 87.0°F |
| Santiago de Cuba | 85.8°F | 86.5°F | 86.6°F |
| Aguadilla | 85.8°F | 87.0°F | 86.6°F |
| Mayaguez | 85.8°F | 87.0°F | 86.8°F |
| Livingston | 85.8°F | 85.7°F | 86.9°F |
| Juan Dolio | 85.8°F | 86.4°F | 86.6°F |
| Puerto Cortes | 85.7°F | 85.8°F | 86.8°F |
| Bocha Chica | 85.7°F | 86.3°F | 86.6°F |
| West Bay | 85.7°F | 85.8°F | 86.7°F |
| Santo Domingo | 85.7°F | 86.3°F | 86.5°F |
| Cozumel | 85.7°F | 85.2°F | 86.3°F |
| Ponce | 85.7°F | 87.1°F | 87.2°F |
| Coxen Hole | 85.7°F | 85.8°F | 86.6°F |
| Roatan | 85.7°F | 85.8°F | 86.7°F |
| West End | 85.7°F | 85.8°F | 86.6°F |
| Sandy Bay | 85.7°F | 85.8°F | 86.6°F |
| Belize | 85.7°F | 85.5°F | 86.7°F |
| San Pedro De Macoris | 85.7°F | 86.4°F | 86.5°F |
| Los Cayitos | 85.6°F | 85.7°F | 86.6°F |
| Playa del Carmen | 85.6°F | 85.1°F | 86.2°F |
| Puerto Aventuras | 85.6°F | 85.0°F | 86.2°F |
| Sosua | 85.6°F | 85.9°F | 86.3°F |
| San Pedro Sula | 85.6°F | 85.9°F | 86.7°F |
| Basse-Terre | 85.6°F | 86.6°F | 86.1°F |
| La Romana | 85.5°F | 86.3°F | 86.4°F |
| Utila | 85.5°F | 85.7°F | 86.6°F |
| Riviera Maya | 85.5°F | 84.9°F | 86.1°F |
| Maimon Bay | 85.5°F | 85.9°F | 86.2°F |
| Samana | 85.5°F | 86.4°F | 86.6°F |
| San Juan | 85.5°F | 87.0°F | 86.1°F |
| Puerto Plata | 85.5°F | 85.8°F | 86.2°F |
| Isabella | 85.5°F | 86.7°F | 86.2°F |
| Tulum | 85.5°F | 84.7°F | 86.0°F |
| Salt Cay | 85.4°F | 86.3°F | 86.2°F |
| Arecibo | 85.4°F | 86.6°F | 86.5°F |
| Pointe-a-Pitre | 85.4°F | 86.7°F | 86.1°F |
| Playa Esmeralda | 85.4°F | 85.6°F | 85.8°F |
| Providenciales | 85.3°F | 86.1°F | 86.4°F |
| Playa Blanca | 85.3°F | 85.5°F | 85.7°F |
| Puerto Barrios | 85.3°F | 85.7°F | 86.8°F |
| Playa Santa Lucia | 85.3°F | 85.8°F | 85.7°F |
| Holguin | 85.3°F | 85.5°F | 85.6°F |
| Grand Turk | 85.3°F | 86.2°F | 86.1°F |
| Cockburn | 85.3°F | 86.2°F | 86.1°F |
| Pinar del Rio | 85.2°F | 84.2°F | 84.6°F |
| Puerto Morelos | 85.2°F | 84.9°F | 86.0°F |
| Baracoa | 85.1°F | 85.4°F | 86.0°F |
| Havana | 85.1°F | 84.5°F | 84.9°F |
| Varadero | 85.1°F | 84.0°F | 84.5°F |
| Philipsburg | 85.1°F | 86.7°F | 85.9°F |
| Isla Mujeres | 85.0°F | 84.5°F | 85.3°F |
| Cayo Santa Maria | 85.0°F | 85.1°F | 85.0°F |
| Santa Maria | 84.9°F | 85.1°F | 84.9°F |
| Punta Cana | 84.9°F | 86.0°F | 86.0°F |
| Cap Cana | 84.9°F | 86.0°F | 86.0°F |
| Merida | 84.8°F | 83.1°F | 84.8°F |
| Cayo Coco | 84.8°F | 85.4°F | 85.1°F |
| Matanzas | 84.8°F | 84.2°F | 84.3°F |
| St John's | 84.8°F | 86.6°F | 85.7°F |
| Cancun | 84.8°F | 84.4°F | 85.0°F |
| Antigua | 84.7°F | 86.5°F | 85.6°F |
| Barbuda | 84.7°F | 86.6°F | 85.6°F |
| Arena Gorda | 84.6°F | 85.9°F | 85.9°F |
| Cayo Guillermo | 84.6°F | 85.2°F | 85.1°F |
| Playa Bavaro | 84.6°F | 85.9°F | 85.9°F |
| Andros | 83.8°F | 84.6°F | 84.5°F |
| Key West | 83.8°F | 82.9°F | 83.3°F |
| Nassau | 83.7°F | 84.2°F | 84.4°F |
| New Providence | 83.7°F | 84.2°F | 84.4°F |
| Eleuthera | 83.5°F | 84.5°F | 84.4°F |
| Islamorada | 83.1°F | 82.9°F | 83.1°F |
| Key Largo | 83.0°F | 83.1°F | 82.4°F |
Charts below show average sea water temperature for Caribbean Sea resorts with the warmest sea in October.
You can also check other months of the year to see sea temperature of Caribbean Sea resorts at that time.
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