Average sea water temperature in December:
+41.5°F
| Minimum sea water temperature in December: | 46.0°F |
| Maximum sea water temperature in December: | 35.2°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 42.6°F. The highest and lowest sea temperatures during the month were 44.4°F and 39.0°F.
Monthly sea water temperature in Gdansk, °F
Which Poland resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Krynica Morska | 44.1°F | 43.5°F |
| Gdynia | 43.1°F | 43.4°F |
| Vladyslawowo | 43.0°F | 43.3°F |
| Leba | 42.9°F | 42.8°F |
| Sopot | 42.8°F | 42.9°F |
| Gdansk | 42.6°F | 42.6°F |
| Ustka | 42.5°F | 42.1°F |
| Miedzyzdroje | 39.2°F | 39.9°F |
| Szczecin | 37.4°F | 38.0°F |
| Wisla | 32.0°F | 32.0°F |
Best time for vacation in Gdansk
Gdansk on a weather map
Places in Poland:
Name
°F
24 Hours Forecast
Gdansk
Local time: 02:25
February 25, wednesday
0300

34°F
S
10 mph
10 mph
0600

34°F
S
12 mph
12 mph
0900

32°F
S
14 mph
14 mph
1200

34°F
S
9 mph
9 mph
1500

34°F
SW
10 mph
10 mph
1800

30°F
W
6 mph
6 mph
2100

30°F
NW
7 mph
7 mph
February 26, thursday
0000

28°F
NW
8 mph
8 mph

























