In September warmest sea in Portugal is usually observed in the following locations: Ponta Delgada, Santa Maria Island, Sao Miguel.
Table below shows the average sea water temperature for marine resorts of Portugal in September for the last three years.
| Place name | September 2024 | September 2023 | September 2022 |
|---|---|---|---|
| Ponta Delgada | 75.8°F | 74.1°F | 74.3°F |
| Santa Maria Island | 75.6°F | 75.0°F | 74.4°F |
| Sao Miguel | 75.5°F | 73.8°F | 74.2°F |
| Flores Island | 75.4°F | 75.0°F | 75.0°F |
| Sao Jorge | 75.3°F | 73.4°F | 74.7°F |
| Faial Island | 75.2°F | 73.4°F | 74.5°F |
| Corvo Island | 75.2°F | 75.0°F | 74.7°F |
| Pico Island | 75.2°F | 73.3°F | 74.4°F |
| Graciosa | 75.1°F | 73.1°F | 74.5°F |
| Madeira | 74.8°F | 76.5°F | 74.6°F |
| Funchal | 74.8°F | 76.5°F | 74.6°F |
| Terceira Island | 74.6°F | 73.3°F | 74.0°F |
| Canico | 74.6°F | 76.3°F | 74.6°F |
| Porto Santo Island | 74.1°F | 75.9°F | 74.6°F |
| Tavira | 69.0°F | 69.9°F | 66.1°F |
| Algarve | 68.3°F | 69.1°F | 66.8°F |
| Faro | 68.3°F | 69.1°F | 66.8°F |
| Quarteira | 66.9°F | 68.5°F | 66.1°F |
| Portimao | 66.8°F | 68.0°F | 65.2°F |
| Albufeira | 66.7°F | 68.4°F | 65.6°F |
| Alvor | 66.5°F | 67.9°F | 64.8°F |
| Lagos | 65.6°F | 67.5°F | 64.1°F |
| Lisbon | 65.1°F | 67.5°F | 68.5°F |
| Setubal | 64.4°F | 66.9°F | 67.5°F |
| Sagres | 63.6°F | 66.2°F | 64.5°F |
| Cascais | 61.4°F | 64.8°F | 65.3°F |
| Sintra | 61.4°F | 64.8°F | 65.8°F |
| Estoril | 61.2°F | 64.7°F | 65.5°F |
| Peniche | 61.1°F | 65.3°F | 66.6°F |
| Ericeira | 60.5°F | 64.4°F | 66.2°F |
| Porto | 59.1°F | 64.8°F | 66.8°F |
Charts below show average sea water temperature for Portugal resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of Portugal resorts at that time.
Places in Portugal:
Name
°F
