The Poland resorts with the warmest sea water temperature in October are Gdynia, Ustka and Krynica Morska.
Below you can see a list of all popular Poland resorts and information about sea water temperature in October for the last two years.
| Resort Name | October 2025 | October 2024 | October 2023 |
|---|---|---|---|
| Gdynia | 56.5°F | 54.0°F | 59.4°F |
| Ustka | 56.5°F | 56.1°F | 57.6°F |
| Krynica Morska | 56.4°F | 56.6°F | 59.4°F |
| Sopot | 56.1°F | 53.6°F | 58.7°F |
| Gdansk | 55.9°F | 53.5°F | 58.6°F |
| Leba | 55.8°F | 55.4°F | 58.6°F |
| Vladyslawowo | 55.5°F | 54.8°F | 58.1°F |
| Miedzyzdroje | 54.6°F | 54.9°F | 57.1°F |
| Szczecin | 53.8°F | 54.3°F | 56.6°F |
| Wisla | 30.0°F | 30.0°F | 30.0°F |
Please see following sea water temperature averages charts for the warmest Poland resorts in October.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
Poland Resorts:
NAME
F°
| Gdansk |  |
+36 |
| Gdynia | |
+36 |
| Krakow | |
+38 |
| Krynica Morska | |
+36 |
| Leba | |
+38 |
| Miedzyzdroje |  |
+38 |
| Poznan | |
+36 |
| Sopot | |
+36 |
| Szczecin | |
+36 |
| Ustka | |
+36 |
| Vladyslawowo | |
+34 |
| Warsaw | |
+40 |
| Wisla | |
+40 |
| Wroclaw | |
+38 |
| Zakopane | |
+36 |
