At this moment warmest sea in Caspian Sea was observed in the following locations: Turkmenbashi, Lankaran, Astara.
You can find the full list of Caspian Sea marine locations in the table below. It shows current sea temperature values and averages for current and upcoming months.
| Place name | Current sea temp |
September 2025 | October 2025 |
|---|---|---|---|
| Turkmenbashi | 79.2°F | 73.1°F | 68.0°F |
| Lankaran | 78.6°F | 78.4°F | 69.4°F |
| Astara | 77.4°F | 78.7°F | 70.7°F |
| Neftcala | 77.2°F | 76.6°F | 68.4°F |
| Bilga | 75.6°F | 73.8°F | 65.9°F |
| Lobkatan | 75.4°F | 75.5°F | 67.0°F |
| Baku | 75.2°F | 75.4°F | 66.8°F |
| Derbent | 74.8°F | 73.6°F | 64.4°F |
| Izberbash | 74.7°F | 73.3°F | 63.3°F |
| Mardakan | 74.7°F | 74.1°F | 65.8°F |
| Mahachkala | 74.3°F | 72.3°F | 62.2°F |
| Sumgayit | 74.1°F | 73.3°F | 65.6°F |
| Kaspiysk | 73.4°F | 72.5°F | 62.6°F |
| Aktau | 70.2°F | 67.3°F | 60.7°F |
| Bautino | 67.6°F | 66.9°F | 59.2°F |
| Astrahan | 62.8°F | 54.9°F | 53.3°F |
| Lagan | 57.2°F | 63.0°F | 51.5°F |
Charts below show average sea water temperature for Caspian Sea resorts with the warmest sea.
You can also check other months of the year to see sea temperature of Caspian Sea resorts at that time.
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