At this moment warmest sea in Peloponnesus was observed in the following locations: Kyparissia, Filiatra, Kalamata.
You can find the full list of Peloponnesus 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 |
|---|---|---|---|
| Kyparissia | 84.6°F | 79.6°F | 78.5°F |
| Filiatra | 84.4°F | 79.7°F | 79.1°F |
| Kalamata | 83.7°F | 79.3°F | 79.3°F |
| Sparta | 83.7°F | 79.8°F | 79.5°F |
| Pilos | 82.8°F | 79.7°F | 78.8°F |
| Xilokastro | 81.9°F | 78.5°F | 77.7°F |
| Loutraki | 81.9°F | 79.1°F | 77.8°F |
| Aegina | 81.9°F | 80.1°F | 79.1°F |
| Nafplio | 81.7°F | 80.5°F | 78.9°F |
| Poros | 81.7°F | 80.2°F | 78.3°F |
| Tolo | 81.3°F | 80.5°F | 79.0°F |
| Korinthos | 81.3°F | 79.2°F | 77.6°F |
| Niforeika | 81.0°F | 77.6°F | 77.0°F |
| Piraeus | 81.0°F | 79.6°F | 78.2°F |
Charts below show average sea water temperature for Peloponnesus resorts with the warmest sea.
You can also check other months of the year to see sea temperature of Peloponnesus resorts at that time.
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