In September warmest sea in Tuscany is usually observed in the following locations: Riomaggiore, Vernazza, Monterosso.
Table below shows the average sea water temperature for marine resorts of Tuscany in September for the last three years.
| Place name | September 2026 | September 2025 | September 2024 |
|---|---|---|---|
| Riomaggiore | 80.2°F | 76.0°F | 76.2°F |
| Vernazza | 80.2°F | 76.0°F | 76.2°F |
| Monterosso | 80.0°F | 75.9°F | 76.2°F |
| Porto Venere | 80.0°F | 76.0°F | 76.1°F |
| Le Grazie | 80.0°F | 76.0°F | 76.1°F |
| La Spezia | 79.9°F | 76.0°F | 76.0°F |
| Viareggio | 79.9°F | 75.9°F | 76.0°F |
| Camaiore | 79.9°F | 75.9°F | 76.0°F |
| Bonassola | 79.8°F | 75.7°F | 76.1°F |
| Forte dei Marmi | 79.8°F | 75.9°F | 75.9°F |
| Levanto | 79.8°F | 75.7°F | 76.1°F |
| San Giuliano | 79.7°F | 75.6°F | 75.9°F |
| Sestri Levante | 79.7°F | 75.8°F | 76.1°F |
| Moneglia | 79.7°F | 75.6°F | 76.0°F |
| Lerici | 79.6°F | 75.9°F | 75.8°F |
| Pisa | 79.6°F | 75.5°F | 75.7°F |
| Castiglioncello | 79.6°F | 75.4°F | 75.9°F |
| Montecatini Terme | 79.5°F | 75.2°F | 75.8°F |
| Tirrenia | 79.5°F | 75.3°F | 75.6°F |
| Livorno | 79.4°F | 75.1°F | 75.4°F |
| Ravenna | 78.2°F | 74.9°F | 75.4°F |
Charts below show average sea water temperature for Tuscany resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of Tuscany resorts at that time.
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