At this moment warmest sea in Florida was observed in the following locations: Sanibel Island, Key Largo, Islamorada.
You can find the full list of Florida 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 |
|---|---|---|---|
| Sanibel Island | 88.2°F | 85.7°F | 81.6°F |
| Key Largo | 88.2°F | 86.6°F | 83.0°F |
| Islamorada | 88.2°F | 86.7°F | 83.1°F |
| Marco Island | 88.0°F | 86.0°F | 82.0°F |
| Siesta Key | 88.0°F | 84.9°F | 80.4°F |
| Sarasota | 87.8°F | 84.8°F | 80.2°F |
| Cape Coral | 87.8°F | 85.2°F | 81.1°F |
| Naples | 87.8°F | 86.1°F | 81.9°F |
| Grand Bahama | 87.6°F | 85.4°F | 81.7°F |
| Tampa | 87.1°F | 84.3°F | 79.4°F |
| Clearwater Beach | 87.1°F | 84.0°F | 78.9°F |
| West Palm Beach | 87.1°F | 86.2°F | 83.5°F |
| Fort Lauderdale | 87.1°F | 86.4°F | 83.5°F |
| St. Petersburg | 87.1°F | 84.1°F | 79.4°F |
| Andros | 86.7°F | 86.0°F | 83.8°F |
| Freeport | 86.7°F | 85.8°F | 82.7°F |
| Everglades | 86.4°F | 86.2°F | 82.5°F |
| Cocoa Beach | 85.5°F | 84.6°F | 79.2°F |
| Port St. Lucie | 85.5°F | 84.3°F | 80.2°F |
| Miami Beach | 85.3°F | 86.1°F | 83.4°F |
| Hialeah | 85.1°F | 85.8°F | 82.9°F |
| Miami | 84.6°F | 85.8°F | 82.7°F |
| Daytona Beach | 82.9°F | 82.7°F | 78.4°F |
| Orlando | 82.6°F | 82.8°F | 78.4°F |
| Kissimmee | 32.0°F | 32.0°F | 32.0°F |
Charts below show average sea water temperature for Florida resorts with the warmest sea.
You can also check other months of the year to see sea temperature of Florida resorts at that time.
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