Current sea water temperature:
+42.6°F
| Minimum sea water temperature in December: | 46.0°F |
| Maximum sea water temperature in December: | 35.2°F |
| Average sea water temperature in December: | 41.5°F |
| more information | |
14 days
forecast
forecast
| Gdansk |
monthly
weather
weather
| Gdansk |
Sea water temperature for the last 10 days:
| December 25 | 42.6°F | December 20 | 42.6°F |
| December 24 | 42.3°F | December 19 | 43.2°F |
| December 23 | 42.6°F | December 18 | 43.5°F |
| December 22 | 41.9°F | December 17 | 44.4°F |
| December 21 | 41.9°F | December 16 | 43.9°F |
Monthly sea water temperature, °F
When is the warmest sea in Gdansk?
Based on the data about daily sea water temperature for the last three years the warmest sea in Gdansk was noticed in August, July and September.
Monthly Sea Temperatures in Gdansk, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 66.8°F. The highest and lowest sea temperatures during the month were 69.3°F and 64.4°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 65.2°F. The highest and lowest sea temperatures during the month were 68.9°F and 60.8°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 63.7°F. The highest and lowest sea temperatures during the month were 66.6°F and 60.1°F.
current
weather
weather
| Gdansk |
weather in
December
December
| Gdansk |
Best time for vacation in Gdansk
Gdansk on a weather map
Places in Poland:
Name
°F
24 Hours Forecast
Gdansk
Local time: 15:56
December 25, thursday
1800
30°F
E
11 mph
11 mph
2100
32°F
E
14 mph
14 mph
December 26, friday
0000
36°F
E
19 mph
19 mph
0300
37°F
SE
21 mph
21 mph
0600
37°F
SE
17 mph
17 mph
0900
39°F
SE
16 mph
16 mph
1200
41°F
SE
14 mph
14 mph
1500
41°F
S
14 mph
14 mph
