In July warmest sea in Gulf of Mexico is usually observed in the following locations: Sanibel Island, Marco Island, Everglades.
Table below shows the average sea water temperature for marine resorts of Gulf of Mexico in July for the last three years.
| Place name | July 2026 | July 2025 | July 2024 |
|---|---|---|---|
| Sanibel Island | 88.1°F | 86.9°F | 87.7°F |
| Marco Island | 88.0°F | 86.6°F | 87.4°F |
| Everglades | 88.0°F | 86.0°F | 87.9°F |
| Clearwater Beach | 87.9°F | 87.1°F | 88.3°F |
| St. Petersburg | 87.9°F | 87.0°F | 88.0°F |
| Naples | 87.7°F | 86.6°F | 87.2°F |
| Tampa | 87.6°F | 86.8°F | 87.4°F |
| Sarasota | 87.6°F | 86.9°F | 87.9°F |
| Cape Coral | 87.6°F | 86.4°F | 87.2°F |
| Siesta Key | 87.6°F | 86.9°F | 87.9°F |
| New Orleans | 87.5°F | 87.4°F | 87.1°F |
| Grand Isle | 87.4°F | 88.3°F | 87.7°F |
| Avery Island | 87.0°F | 87.2°F | 86.7°F |
| Pass Christian | 86.9°F | 87.3°F | 86.7°F |
| Long Beach | 86.9°F | 87.2°F | 86.7°F |
| Bay Saint Louis | 86.8°F | 87.2°F | 86.7°F |
| Biloxi | 86.8°F | 87.1°F | 87.0°F |
| Ocean Springs | 86.8°F | 87.1°F | 87.0°F |
| Gulfport | 86.7°F | 87.1°F | 86.6°F |
| Houston | 86.7°F | 86.3°F | 86.4°F |
| Galveston Island | 86.5°F | 86.4°F | 86.4°F |
| Galveston | 86.4°F | 86.4°F | 86.3°F |
| Dauphin Island | 86.3°F | 87.2°F | 87.0°F |
| St. George Island | 86.3°F | 86.4°F | 86.9°F |
| Pensacola | 86.1°F | 86.9°F | 87.3°F |
| Orange Beach | 86.1°F | 86.7°F | 86.7°F |
| Mobile | 86.0°F | 85.8°F | 86.6°F |
| Miramar Beach | 86.0°F | 86.2°F | 86.7°F |
| Panama City Beach | 86.0°F | 86.3°F | 86.8°F |
| Santa Rosa Beach | 85.9°F | 86.2°F | 86.6°F |
| Pensacola Beach | 85.8°F | 86.7°F | 87.1°F |
| Gulf Shores | 85.8°F | 86.8°F | 86.8°F |
| Destin | 85.8°F | 86.3°F | 86.6°F |
| Fort Walton Beach | 85.5°F | 86.1°F | 86.4°F |
| Corpus Christi | 85.4°F | 85.3°F | 86.6°F |
| Amelia Island | 84.9°F | 81.2°F | 83.5°F |
| Port Aransas | 84.6°F | 84.5°F | 85.9°F |
| Jacksonville | 84.5°F | 80.4°F | 83.5°F |
| Mustang Island | 84.4°F | 84.2°F | 85.8°F |
| St. Augustine | 84.0°F | 80.9°F | 83.1°F |
| Orlando | 82.7°F | 81.2°F | 83.1°F |
| South Padre Island | 82.7°F | 82.5°F | 85.4°F |
| Daytona Beach | 82.5°F | 80.4°F | 82.6°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 in July.
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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