Where is the sea warmest in the Baltic in October?
In October the warmest sea in the Baltic is at Palanga, Lithuania, at 14.1°C. Nowhere in the region is comfortable for swimming this month — not one of the 90 cities measured reaches 19.0°C.
| # | City | Country | Sea | Swimming |
|---|---|---|---|---|
| 1 | Palanga | Lithuania | 14.1°C | Cold |
| 2 | Svetlogorsk | Russia | 14.1°C | Cold |
| 3 | Zelenogradsk | Russia | 14.1°C | Cold |
| 4 | Gdańsk | Poland | 13.8°C | Cold |
| 5 | Gdynia | Poland | 13.8°C | Cold |
| 6 | Reda | Poland | 13.8°C | Cold |
| 7 | Władysławowo | Poland | 13.8°C | Cold |
| 8 | Faaborg | Denmark | 13.8°C | Cold |
| 9 | Kappeln | Germany | 13.7°C | Cold |
| 10 | Ustka | Poland | 13.7°C | Cold |
| 11 | Sønderborg | Denmark | 13.7°C | Cold |
| 12 | Klaipėda | Lithuania | 13.7°C | Cold |
| 13 | Koszalin | Poland | 13.7°C | Cold |
| 14 | Darłowo | Poland | 13.7°C | Cold |
| 15 | Oldenburg in Holstein | Germany | 13.6°C | Cold |
| 16 | Liepāja | Latvia | 13.6°C | Cold |
| 17 | Rønne | Denmark | 13.6°C | Cold |
| 18 | Fehmarn | Germany | 13.5°C | Cold |
| 19 | Ribnitz-Damgarten | Germany | 13.3°C | Cold |
| 20 | Nykøbing Falster | Denmark | 13.3°C | Cold |
| 21 | Kołobrzeg | Poland | 13.3°C | Cold |
| 22 | Trzebiatów | Poland | 13.3°C | Cold |
| 23 | Kamień Pomorski | Poland | 13.3°C | Cold |
| 24 | Ventspils | Latvia | 13.3°C | Cold |
| 25 | Køge | Denmark | 13.3°C | Cold |
Ranked on the NOAA OISST monthly climatology — a long-run average for October, not a forecast. A given October will run warmer or cooler than this, and the sea is warmest late in the afternoon and late in the season.