At this moment warmest sea in Gulf of Mexico was observed in the following locations: Grand Isle, Key West, Sanibel Island.
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 |
July 2025 | August 2025 |
|---|---|---|---|
| Grand Isle | 89.1°F | 88.3°F | 87.9°F |
| Key West | 89.1°F | 86.7°F | 88.8°F |
| Sanibel Island | 88.7°F | 86.9°F | 88.8°F |
| Clearwater Beach | 88.5°F | 87.1°F | 88.5°F |
| Cayo Largo | 88.3°F | 87.1°F | 88.5°F |
| St. Petersburg | 88.3°F | 87.0°F | 88.7°F |
| Siesta Key | 88.3°F | 86.9°F | 88.6°F |
| Marco Island | 88.3°F | 86.6°F | 88.7°F |
| Sarasota | 88.3°F | 86.9°F | 88.6°F |
| Tampa | 88.2°F | 86.8°F | 88.6°F |
| New Orleans | 88.2°F | 87.4°F | 87.4°F |
| Naples | 88.0°F | 86.6°F | 88.7°F |
| Cape Coral | 87.8°F | 86.4°F | 88.7°F |
| Long Beach | 87.6°F | 87.2°F | 86.6°F |
| Pass Christian | 87.6°F | 87.3°F | 86.7°F |
| Bay Saint Louis | 87.6°F | 87.2°F | 86.6°F |
| Pinar del Rio | 87.4°F | 87.4°F | 88.5°F |
| Gulfport | 87.4°F | 87.1°F | 86.6°F |
| Biloxi | 87.3°F | 87.1°F | 86.8°F |
| Everglades | 87.3°F | 86.0°F | 88.8°F |
| Gulf Shores | 87.3°F | 86.8°F | 86.8°F |
| Orange Beach | 87.3°F | 86.7°F | 86.5°F |
| Varadero | 87.1°F | 85.7°F | 87.4°F |
| Ocean Springs | 87.1°F | 87.1°F | 86.9°F |
| Pensacola Beach | 86.9°F | 86.7°F | 86.6°F |
| Dauphin Island | 86.7°F | 87.2°F | 86.7°F |
| Avery Island | 86.5°F | 87.2°F | 87.2°F |
| Pensacola | 86.4°F | 86.9°F | 86.5°F |
| Galveston Island | 86.4°F | 86.4°F | 87.8°F |
| Ciudad del Carmen | 86.4°F | 85.9°F | 86.7°F |
| Miramar Beach | 86.2°F | 86.2°F | 86.0°F |
| Galveston | 86.2°F | 86.4°F | 87.9°F |
| Chetumal | 86.2°F | 85.9°F | 87.0°F |
| Destin | 86.0°F | 86.3°F | 86.0°F |
| George Town | 85.8°F | 85.5°F | 86.9°F |
| Mobile | 85.6°F | 85.8°F | 86.2°F |
| Santa Rosa Beach | 85.6°F | 86.2°F | 85.9°F |
| Grand Cayman | 85.6°F | 85.5°F | 86.9°F |
| Campeche | 85.6°F | 85.9°F | 86.6°F |
| Houston | 85.5°F | 86.3°F | 87.8°F |
| St. George Island | 85.5°F | 86.4°F | 86.5°F |
| Fort Walton Beach | 85.5°F | 86.1°F | 86.0°F |
| Jacksonville | 85.3°F | 80.4°F | 84.9°F |
| Corpus Christi | 85.3°F | 85.3°F | 87.0°F |
| Ambergis Caye | 85.1°F | 85.1°F | 86.7°F |
| Panama City Beach | 85.1°F | 86.3°F | 86.2°F |
| Matanzas | 85.1°F | 84.4°F | 85.9°F |
| Amelia Island | 84.9°F | 81.2°F | 85.1°F |
| Mahahual | 84.9°F | 84.5°F | 85.8°F |
| Tulum | 84.9°F | 84.7°F | 85.8°F |
| Port Aransas | 84.9°F | 84.5°F | 86.4°F |
| Puerto Morelos | 84.7°F | 84.9°F | 85.9°F |
| St. Augustine | 84.7°F | 80.9°F | 84.7°F |
| Cozumel | 84.7°F | 84.6°F | 85.6°F |
| Merida | 84.6°F | 80.9°F | 81.1°F |
| Playa del Carmen | 84.6°F | 84.6°F | 85.7°F |
| Cancun | 84.6°F | 84.5°F | 85.4°F |
| Havana | 84.6°F | 84.8°F | 85.8°F |
| Riviera Maya | 84.4°F | 84.5°F | 85.7°F |
| Puerto Aventuras | 84.4°F | 84.5°F | 85.7°F |
| Mustang Island | 84.4°F | 84.2°F | 86.3°F |
| Costa de Oro | 84.4°F | 84.4°F | 86.4°F |
| Tampico | 84.4°F | 83.8°F | 85.9°F |
| Ciudad Madero | 84.2°F | 83.9°F | 85.7°F |
| Boca del Rio | 84.0°F | 85.1°F | 86.6°F |
| Daytona Beach | 84.0°F | 80.4°F | 84.6°F |
| Coatzacoalcos | 84.0°F | 84.8°F | 85.4°F |
| Veracruz | 84.0°F | 85.0°F | 86.6°F |
| Los Medanos | 83.5°F | 84.5°F | 86.5°F |
| Playa Chachalacas | 83.5°F | 84.5°F | 86.5°F |
| Isla Mujeres | 83.5°F | 84.2°F | 84.9°F |
| Orlando | 83.1°F | 81.2°F | 84.9°F |
| Tecolutla | 81.9°F | 82.8°F | 84.5°F |
| Monte Gordo | 81.9°F | 83.1°F | 85.2°F |
| La Vigueta | 81.9°F | 83.0°F | 85.0°F |
| Playa Oriente | 81.9°F | 83.0°F | 85.0°F |
| Casitas | 81.9°F | 83.1°F | 85.2°F |
| South Padre Island | 81.5°F | 82.5°F | 84.5°F |
| La Pesca | 81.5°F | 81.7°F | 83.5°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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