In September warmest sea in Sardinia is usually observed in the following locations: Cala Gonone, La Caletta, Budoni.
Table below shows the average sea water temperature for marine resorts of Sardinia in September for the last three years.
| Place name | September 2026 | September 2025 | September 2024 |
|---|---|---|---|
| Cala Gonone | 82.3°F | 77.9°F | 77.1°F |
| La Caletta | 81.8°F | 77.4°F | 76.4°F |
| Budoni | 81.6°F | 77.4°F | 76.3°F |
| Porto Ottiolu | 81.6°F | 77.4°F | 76.3°F |
| San Teodoro | 81.1°F | 77.1°F | 76.1°F |
| Lu Bagnu | 80.9°F | 76.8°F | 74.7°F |
| Costa Paradiso | 80.4°F | 76.3°F | 74.1°F |
| Santa Teresa Gallura | 79.9°F | 75.8°F | 74.5°F |
| Porto San Paolo | 79.8°F | 76.2°F | 75.5°F |
| Golfo Aranci | 79.8°F | 75.9°F | 75.2°F |
| Marinella | 79.6°F | 75.6°F | 75.0°F |
| La Maddalena | 79.5°F | 75.6°F | 75.2°F |
| Porto Cervo | 79.5°F | 75.6°F | 75.1°F |
| Sassari | 79.4°F | 75.5°F | 74.1°F |
| Porto Rotondo | 79.4°F | 75.5°F | 75.0°F |
| Pittulongu | 79.2°F | 75.6°F | 75.1°F |
| Olbia | 79.0°F | 75.4°F | 75.0°F |
| Baja Sardinia | 79.0°F | 75.3°F | 74.9°F |
| Capo D'orso | 78.7°F | 75.3°F | 74.9°F |
| Palau | 78.5°F | 75.3°F | 74.8°F |
| Cannigione | 78.5°F | 75.1°F | 74.8°F |
| Alghero | 78.1°F | 76.2°F | 73.6°F |
Charts below show average sea water temperature for Sardinia resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of Sardinia resorts at that time.
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