In September warmest sea in Italy is usually observed in the following locations: Cefalu, Sicily, Mondello.
Table below shows the average sea water temperature for marine resorts of Italy in September for the last three years.
| Place name | September 2026 | September 2025 | September 2024 |
|---|---|---|---|
| Cefalu | 82.7°F | 79.9°F | 80.0°F |
| Sicily | 82.7°F | 79.6°F | 79.7°F |
| Mondello | 82.4°F | 80.1°F | 79.6°F |
| Avola | 82.1°F | 79.7°F | 80.3°F |
| Letojanni | 82.1°F | 78.9°F | 80.2°F |
| Taormina | 82.1°F | 79.1°F | 80.3°F |
| Giardini Naxos | 82.0°F | 79.1°F | 80.3°F |
| Catania | 82.0°F | 79.5°F | 80.3°F |
| Soverato | 81.9°F | 79.2°F | 80.7°F |
| Fontane Bianche | 81.9°F | 79.6°F | 80.2°F |
| Catanzaro | 81.8°F | 78.9°F | 80.4°F |
| Sirakuzy | 81.8°F | 79.7°F | 80.1°F |
| San Vito Lo Capo | 81.7°F | 79.0°F | 79.5°F |
| Santa Maria al Bagno | 81.7°F | 78.3°F | 79.6°F |
| Gallipoli | 81.7°F | 78.3°F | 79.6°F |
| Tropea | 81.6°F | 79.4°F | 79.8°F |
| Santa Maria di Leuca | 81.5°F | 78.2°F | 79.1°F |
| Pizzo | 81.4°F | 79.0°F | 80.0°F |
| Palermo | 81.4°F | 79.5°F | 79.0°F |
| Capo Vaticano | 81.3°F | 79.2°F | 79.5°F |
| Ischia | 81.3°F | 78.5°F | 78.2°F |
| Reggio di Calabria | 81.3°F | 77.6°F | 79.8°F |
| Scalea | 81.2°F | 79.3°F | 79.6°F |
| Torre Lapillo | 81.2°F | 78.2°F | 79.4°F |
| Porto Cesareo | 81.2°F | 78.2°F | 79.4°F |
| Capri | 81.2°F | 78.5°F | 78.3°F |
| Naples | 81.1°F | 78.6°F | 78.4°F |
| Policoro | 80.9°F | 78.7°F | 79.6°F |
| Cagliari | 80.9°F | 78.4°F | 76.7°F |
| Sperlonga | 80.8°F | 77.7°F | 77.7°F |
| Sorrento | 80.8°F | 78.3°F | 78.5°F |
| Lecce | 80.8°F | 77.2°F | 78.6°F |
| Gaeta | 80.7°F | 77.7°F | 77.5°F |
| Baia Domizia | 80.6°F | 77.8°F | 77.7°F |
| Brindisi | 80.6°F | 77.3°F | 78.6°F |
| Terracina | 80.6°F | 77.6°F | 77.7°F |
| Monopoli | 80.5°F | 77.0°F | 78.7°F |
| Polignano a Mare | 80.5°F | 77.0°F | 78.7°F |
| Bari | 80.4°F | 76.8°F | 78.4°F |
| Positano | 80.3°F | 78.0°F | 78.6°F |
| Elba | 80.3°F | 76.0°F | 77.2°F |
| Nettuno | 80.3°F | 77.2°F | 77.0°F |
| Anzio | 80.2°F | 77.1°F | 76.7°F |
| Alba Adriatica | 80.2°F | 77.2°F | 77.1°F |
| Martinsicuro | 80.1°F | 77.1°F | 77.1°F |
| Termoli | 80.1°F | 76.7°F | 78.0°F |
| Paestum | 80.0°F | 78.0°F | 78.7°F |
| Amalfi | 80.0°F | 77.8°F | 78.5°F |
| Maiori | 80.0°F | 77.8°F | 78.5°F |
| Rome | 80.0°F | 76.8°F | 77.1°F |
| Pescara | 80.0°F | 76.7°F | 77.6°F |
| San Benedetto del Tronto | 79.9°F | 76.7°F | 76.9°F |
| Trapani | 79.9°F | 78.5°F | 78.5°F |
| Ostia | 79.9°F | 76.8°F | 77.0°F |
| Salerno | 79.6°F | 77.7°F | 78.3°F |
| Fiumicino | 79.6°F | 76.7°F | 76.7°F |
| La Spezia | 79.5°F | 76.0°F | 76.0°F |
| Viareggio | 79.4°F | 75.9°F | 76.0°F |
| Forte dei Marmi | 79.3°F | 75.9°F | 75.9°F |
| Sestri Levante | 79.3°F | 75.8°F | 76.1°F |
| Portofino | 79.2°F | 75.8°F | 76.3°F |
| Alassio | 79.2°F | 75.6°F | 75.9°F |
| Rapallo | 79.2°F | 75.8°F | 76.3°F |
| Ancona | 79.1°F | 75.8°F | 76.3°F |
| Genoa | 79.1°F | 75.7°F | 76.5°F |
| Pisa | 79.1°F | 75.5°F | 75.7°F |
| Olbia | 79.0°F | 75.4°F | 75.0°F |
| Finale Ligure | 78.9°F | 75.6°F | 75.8°F |
| Sanremo | 78.9°F | 75.3°F | 75.8°F |
| Savona | 78.9°F | 75.6°F | 76.2°F |
| Ospedaletti | 78.9°F | 75.3°F | 75.8°F |
| Livorno | 78.8°F | 75.1°F | 75.4°F |
| Bordighera | 78.8°F | 75.3°F | 75.8°F |
| Ventimiglia | 78.8°F | 75.3°F | 75.8°F |
| Diano Marina | 78.7°F | 75.2°F | 75.5°F |
| Cesenatico | 78.6°F | 75.7°F | 76.1°F |
| Follonica | 78.6°F | 75.8°F | 75.7°F |
| Riccione | 78.4°F | 75.5°F | 75.8°F |
| Cattolica | 78.3°F | 75.3°F | 75.8°F |
| Pesaro | 78.3°F | 75.4°F | 75.8°F |
| Milano Marittima | 78.2°F | 75.6°F | 76.0°F |
| Cervia | 78.2°F | 75.6°F | 76.0°F |
| Alghero | 78.1°F | 76.2°F | 73.6°F |
| Lido di Pomposa | 77.9°F | 75.7°F | 75.8°F |
| Rimini | 77.8°F | 75.3°F | 75.6°F |
| Lido Adriano | 77.8°F | 75.2°F | 75.6°F |
| Lido di Savio | 77.7°F | 75.5°F | 75.9°F |
| Ravenna | 77.3°F | 74.9°F | 75.4°F |
| Lido di Jesolo | 77.1°F | 75.0°F | 75.5°F |
| Trieste | 77.1°F | 75.2°F | 75.4°F |
| Lido | 76.9°F | 74.8°F | 75.3°F |
| Bibione | 76.4°F | 74.8°F | 75.1°F |
| Chioggia | 76.3°F | 74.6°F | 74.8°F |
| Caorle | 76.3°F | 74.2°F | 74.8°F |
| Grado | 75.9°F | 74.6°F | 75.0°F |
| Venice | 75.8°F | 74.3°F | 74.9°F |
| Padova | 75.7°F | 74.4°F | 74.6°F |
| Abano Terme | 75.7°F | 74.4°F | 74.6°F |
| Lignano Sabbiadoro | 75.5°F | 74.2°F | 74.7°F |
| Lignano | 75.5°F | 74.2°F | 74.7°F |
Charts below show average sea water temperature for Italy resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of Italy resorts at that time.
Places in Italy:
Name
°F
