At this moment warmest sea in Gulf of Mexico was observed in the following locations: Campeche, Merida, Ciudad del Carmen.
You can find the full list of Gulf of Mexico marine locations in the table below. It shows current sea temperature values and averages for current and upcoming months.
| Place name | Current sea temp |
September 2025 | October 2025 |
|---|---|---|---|
| Campeche | 89.2°F | 87.0°F | 86.0°F |
| Merida | 88.3°F | 84.5°F | 84.8°F |
| Ciudad del Carmen | 88.3°F | 87.1°F | 85.8°F |
| Galveston | 87.6°F | 85.5°F | 80.8°F |
| Galveston Island | 87.4°F | 85.5°F | 81.1°F |
| Chetumal | 87.4°F | 86.8°F | 85.9°F |
| Mustang Island | 87.3°F | 86.0°F | 82.5°F |
| Port Aransas | 87.3°F | 85.7°F | 82.3°F |
| Avery Island | 87.1°F | 84.6°F | 78.6°F |
| Cayo Largo | 87.1°F | 88.1°F | 86.2°F |
| Houston | 87.1°F | 84.9°F | 80.4°F |
| Pinar del Rio | 86.9°F | 87.3°F | 85.2°F |
| Grand Cayman | 86.9°F | 87.4°F | 86.6°F |
| George Town | 86.9°F | 87.4°F | 86.6°F |
| Corpus Christi | 86.9°F | 85.8°F | 82.2°F |
| Mobile | 86.7°F | 84.0°F | 78.1°F |
| Key West | 86.7°F | 86.9°F | 83.8°F |
| Marco Island | 86.5°F | 86.0°F | 82.0°F |
| Ambergis Caye | 86.4°F | 86.6°F | 86.1°F |
| Biloxi | 86.4°F | 84.0°F | 77.5°F |
| Gulfport | 86.4°F | 84.1°F | 78.8°F |
| Siesta Key | 86.4°F | 84.9°F | 80.4°F |
| Havana | 86.4°F | 86.1°F | 85.1°F |
| Sanibel Island | 86.4°F | 85.7°F | 81.6°F |
| Ocean Springs | 86.2°F | 84.0°F | 77.5°F |
| Sarasota | 86.2°F | 84.8°F | 80.2°F |
| Long Beach | 86.2°F | 84.0°F | 77.9°F |
| South Padre Island | 86.2°F | 86.0°F | 84.0°F |
| Naples | 86.2°F | 86.1°F | 81.9°F |
| Pass Christian | 86.0°F | 84.1°F | 77.8°F |
| Cozumel | 86.0°F | 85.9°F | 85.7°F |
| Mahahual | 86.0°F | 86.0°F | 85.9°F |
| Orange Beach | 86.0°F | 84.0°F | 78.6°F |
| Tampico | 86.0°F | 86.0°F | 84.5°F |
| Varadero | 85.8°F | 86.6°F | 85.1°F |
| Puerto Aventuras | 85.8°F | 85.7°F | 85.6°F |
| Puerto Morelos | 85.8°F | 85.6°F | 85.2°F |
| Ciudad Madero | 85.8°F | 86.1°F | 84.6°F |
| Coatzacoalcos | 85.8°F | 86.2°F | 83.7°F |
| Gulf Shores | 85.8°F | 84.3°F | 78.9°F |
| Dauphin Island | 85.8°F | 84.2°F | 77.9°F |
| St. Petersburg | 85.8°F | 84.1°F | 79.4°F |
| Playa del Carmen | 85.8°F | 85.8°F | 85.6°F |
| Riviera Maya | 85.8°F | 85.7°F | 85.5°F |
| Grand Isle | 85.8°F | 85.2°F | 80.1°F |
| Boca del Rio | 85.8°F | 86.3°F | 84.8°F |
| Veracruz | 85.8°F | 86.3°F | 84.8°F |
| Bay Saint Louis | 85.8°F | 84.0°F | 77.8°F |
| Casitas | 85.6°F | 85.9°F | 84.7°F |
| Playa Oriente | 85.6°F | 85.9°F | 84.8°F |
| La Vigueta | 85.6°F | 85.9°F | 84.8°F |
| Monte Gordo | 85.6°F | 85.9°F | 84.7°F |
| La Pesca | 85.6°F | 85.8°F | 84.5°F |
| Miramar Beach | 85.6°F | 83.2°F | 79.1°F |
| Destin | 85.6°F | 83.1°F | 79.0°F |
| Tulum | 85.6°F | 85.6°F | 85.5°F |
| Santa Rosa Beach | 85.5°F | 83.4°F | 78.9°F |
| New Orleans | 85.5°F | 84.3°F | 77.7°F |
| Fort Walton Beach | 85.5°F | 83.3°F | 79.2°F |
| Panama City Beach | 85.5°F | 83.4°F | 79.2°F |
| Los Medanos | 85.5°F | 86.3°F | 84.8°F |
| Playa Chachalacas | 85.5°F | 86.3°F | 84.8°F |
| Matanzas | 85.3°F | 85.8°F | 84.8°F |
| Clearwater Beach | 85.3°F | 84.0°F | 78.9°F |
| Cape Coral | 85.3°F | 85.2°F | 81.1°F |
| Cancun | 85.3°F | 85.0°F | 84.8°F |
| St. George Island | 85.1°F | 83.5°F | 77.7°F |
| Pensacola Beach | 85.1°F | 83.9°F | 79.1°F |
| Costa de Oro | 85.1°F | 86.2°F | 84.5°F |
| Pensacola | 85.1°F | 83.9°F | 78.0°F |
| Tampa | 84.9°F | 84.3°F | 79.4°F |
| Tecolutla | 84.9°F | 85.9°F | 84.8°F |
| Isla Mujeres | 84.7°F | 84.7°F | 85.0°F |
| Everglades | 84.4°F | 86.2°F | 82.5°F |
| Jacksonville | 84.2°F | 81.1°F | 75.9°F |
| Amelia Island | 84.2°F | 81.0°F | 75.4°F |
| St. Augustine | 83.8°F | 81.8°F | 77.1°F |
| Orlando | 83.1°F | 82.8°F | 78.4°F |
| Daytona Beach | 83.1°F | 82.7°F | 78.4°F |
| Kissimmee | 32.0°F | 32.0°F | 32.0°F |
Charts below show average sea water temperature for Gulf of Mexico resorts with the warmest sea.
You can also check other months of the year to see sea temperature of Gulf of Mexico resorts at that time.
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