At this moment warmest sea in Portugal was observed in the following locations: Porto Santo Island, Corvo Island, Canico.
You can find the full list of Portugal marine locations in the table below. It shows current sea temperature values and averages for current and upcoming months.
| Place name | Current sea temp |
August 2025 | September 2025 |
|---|---|---|---|
| Porto Santo Island | 76.3°F | 73.7°F | 74.1°F |
| Corvo Island | 76.1°F | 75.0°F | 72.6°F |
| Canico | 75.9°F | 75.0°F | 74.3°F |
| Madeira | 75.7°F | 75.2°F | 74.6°F |
| Funchal | 75.7°F | 75.2°F | 74.6°F |
| Pico Island | 75.4°F | 74.6°F | 73.1°F |
| Faial Island | 75.4°F | 74.5°F | 73.1°F |
| Flores Island | 75.2°F | 75.0°F | 72.8°F |
| Sao Jorge | 75.0°F | 75.1°F | 73.3°F |
| Graciosa | 74.8°F | 75.3°F | 72.7°F |
| Terceira Island | 74.5°F | 74.3°F | 72.6°F |
| Santa Maria Island | 74.5°F | 74.8°F | 73.7°F |
| Ponta Delgada | 74.1°F | 74.2°F | 73.1°F |
| Sao Miguel | 73.2°F | 74.1°F | 72.9°F |
| Lisbon | 68.7°F | 70.2°F | 65.9°F |
| Faro | 68.0°F | 73.4°F | 67.0°F |
| Algarve | 68.0°F | 73.4°F | 67.0°F |
| Portimao | 67.8°F | 71.6°F | 65.1°F |
| Setubal | 67.6°F | 68.4°F | 64.6°F |
| Quarteira | 67.3°F | 72.5°F | 66.0°F |
| Albufeira | 66.9°F | 72.3°F | 65.5°F |
| Alvor | 66.9°F | 71.4°F | 64.7°F |
| Sintra | 66.6°F | 64.7°F | 62.6°F |
| Tavira | 66.6°F | 73.9°F | 66.5°F |
| Cascais | 66.4°F | 65.2°F | 62.6°F |
| Estoril | 66.4°F | 64.7°F | 62.5°F |
| Ericeira | 66.0°F | 63.4°F | 61.9°F |
| Peniche | 65.7°F | 64.6°F | 62.8°F |
| Lagos | 65.5°F | 70.8°F | 64.0°F |
| Sagres | 65.5°F | 68.1°F | 62.3°F |
| Porto | 63.5°F | 63.3°F | 61.6°F |
Charts below show average sea water temperature for Portugal resorts with the warmest sea.
You can also check other months of the year to see sea temperature of Portugal resorts at that time.
Places in Portugal:
Name
°F
