In December warmest sea in Poland is usually observed in the following locations: Krynica Morska, Leba, Vladyslawowo.
Table below shows the average sea water temperature for marine resorts of Poland in December for the last three years.
| Place name | December 2025 | December 2024 | December 2023 |
|---|---|---|---|
| Krynica Morska | 45.3°F | 43.5°F | 42.1°F |
| Leba | 43.9°F | 42.8°F | 41.6°F |
| Vladyslawowo | 43.5°F | 43.3°F | 41.7°F |
| Sopot | 43.4°F | 42.9°F | 41.1°F |
| Gdynia | 43.4°F | 43.4°F | 41.6°F |
| Ustka | 43.3°F | 42.1°F | 40.9°F |
| Gdansk | 43.3°F | 42.6°F | 40.9°F |
| Miedzyzdroje | 39.7°F | 39.9°F | 37.3°F |
| Szczecin | 36.8°F | 38.0°F | 36.2°F |
| Wisla | 32.0°F | 32.0°F | 32.0°F |
Charts below show average sea water temperature for Poland resorts with the warmest sea in December.
You can also check other months of the year to see sea temperature of Poland resorts at that time.
Places in Poland:
Name
°F
