In September warmest sea in Aegean Sea is usually observed in the following locations: Volos, Thessaloniki, Nea Poteidaia.
Table below shows the average sea water temperature for marine resorts of Aegean Sea in September for the last three years.
| Place name | September 2026 | September 2025 | September 2024 |
|---|---|---|---|
| Volos | 79.8°F | 78.9°F | 80.1°F |
| Thessaloniki | 79.2°F | 78.5°F | 78.8°F |
| Nea Poteidaia | 79.2°F | 78.0°F | 79.8°F |
| Kallithea | 79.0°F | 77.7°F | 79.6°F |
| Afytos | 79.0°F | 77.7°F | 79.6°F |
| Polychrono | 78.8°F | 77.4°F | 79.5°F |
| Chalkidiki | 78.8°F | 77.8°F | 79.3°F |
| Yerakini | 78.8°F | 77.8°F | 79.3°F |
| Nea Kallikratia | 78.8°F | 77.9°F | 79.6°F |
| Litochoro | 78.7°F | 77.6°F | 79.3°F |
| Kassandra | 78.7°F | 77.3°F | 79.5°F |
| Kriopigi | 78.7°F | 77.3°F | 79.5°F |
| Leptokarya | 78.7°F | 77.6°F | 79.3°F |
| Possidi | 78.6°F | 77.1°F | 79.5°F |
| Hanioti | 78.6°F | 77.0°F | 79.4°F |
| Pefkochori | 78.6°F | 77.0°F | 79.4°F |
| Katerini | 78.3°F | 77.0°F | 78.7°F |
| Nikiti | 78.3°F | 77.2°F | 79.1°F |
| Paralia Katerini | 78.2°F | 76.9°F | 78.5°F |
| Neos Marmaras | 78.2°F | 77.3°F | 79.5°F |
| Vourvourou | 78.1°F | 77.1°F | 79.2°F |
| Skiathos | 78.0°F | 77.1°F | 79.1°F |
| Platamon | 77.8°F | 76.9°F | 78.8°F |
| Ouranoupoli | 77.8°F | 76.6°F | 78.6°F |
| Skopelos | 77.5°F | 77.0°F | 78.9°F |
| Sithonia | 77.4°F | 76.5°F | 78.8°F |
| Kavala | 77.1°F | 76.5°F | 77.7°F |
| Sarti | 76.9°F | 76.0°F | 78.4°F |
| Athos | 76.7°F | 75.6°F | 77.7°F |
| Toroni | 76.6°F | 76.2°F | 78.7°F |
| Thasos | 76.5°F | 75.8°F | 77.8°F |
| Alexandroupoli | 75.9°F | 75.1°F | 76.6°F |
| Gokceada | 75.9°F | 75.0°F | 77.3°F |
| Lesbos | 75.0°F | 75.5°F | 77.1°F |
| Tekirdag | 74.2°F | 74.5°F | 76.3°F |
| Eceabat | 73.9°F | 74.0°F | 76.4°F |
| Gallipoli | 73.8°F | 73.8°F | 76.7°F |
| Canakkale | 73.8°F | 73.7°F | 76.1°F |
| Mitilini | 72.9°F | 73.8°F | 76.4°F |
| Dikili | 72.8°F | 73.2°F | 76.3°F |
| Ayvalik | 71.6°F | 72.5°F | 76.1°F |
| Bozcaada | 70.5°F | 69.9°F | 74.2°F |
| Akcay | 70.2°F | 71.5°F | 75.5°F |
Charts below show average sea water temperature for Aegean Sea resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of Aegean Sea resorts at that time.
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