World Resorts Poland Gdynia Weather

Gdynia Sea Temperature in December

Average sea water temperature in December:
+42.2°F
Minimum sea water temperature in December: 47.7°F
Maximum sea water temperature in December: 37.0°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 43.1°F. The highest and lowest sea temperatures during the month were 45.3°F and 40.8°F.

Monthly sea water temperature in Gdynia, °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 Gdynia

Sunniest months:
May 13 days
June 13 days
August 12 days
Warmest months:
August 70.3 °F
July 69.6 °F
June 65.5 °F
Warmest sea temp:
August 67.7 °F
July 65.8 °F
September 63.5 °F
Coldest months:
January 35.2 °F
February 36.3 °F
December 38.5 °F
Rainiest months:
July 5 days
August 4 days
June 3 days
Windiest months:
December 13.3 mph
January 13.3 mph
February 12.3 mph

Gdynia on a weather map

Current weather
08:27
Gdynia
+30°F
SW 21 mph
Feels like: +18°F
Precip.: 84%
Places in Poland:
Name
°F
Warsaw
+12°F
Wisla
+21°F
Vladyslawowo
+28°F
Wroclaw
+16°F
Gdansk
+28°F
Gdynia
+30°F
Zakopane
+14°F
Krakow
+14°F
Krynica Morska
+23°F
Leba
+34°F
Miedzyzdroje
+32°F
Poznan
+12°F
Sopot
+30°F
Ustka
+32°F
Szczecin
+16°F
all places
24 Hours Forecast
Gdynia
Local time: 08:27
January 10, saturday
0900
30°F
SW
21 mph
1200
32°F
SW
21 mph
1500
32°F
S
22 mph
1800
30°F
S
22 mph
2100
30°F
S
23 mph
January 11, sunday
0000
30°F
S
24 mph
0300
30°F
S
25 mph
0600
30°F
S
24 mph
Units of measurement: °C / °F