Current Sea Water Temperature:
+48.4°F
| Maximum Sea Water Temperature in May: | 66.8°F |
| Minimum Sea Water Temperature in May: | 40.8°F |
| Average water temperature in May: | 49.9°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| May 03 | 48.4°F | April 28 | 42.6°F |
| May 02 | 46.2°F | April 27 | 42.8°F |
| May 01 | 42.8°F | April 26 | 43.8°F |
| April 30 | 41.4°F | April 25 | 44.8°F |
| April 29 | 42.2°F | April 24 | 44.0°F |
When is the Warmest Sea for Gdynia?
According to our data for the last three years for Gdynia the highest average sea water temperature was in August, July and September.
Average Water Temperature by Month, °F
Sea Water Temperature in August
The average sea surface temperature in August 2025 for Gdynia was 68.6°F. The maximum and minimum values were 65.6°F and 71.8°F respectively.
Sea Water Temperature in July
The average sea surface temperature in July 2025 for Gdynia was 66.3°F. The maximum and minimum values were 61.0°F and 70.2°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Gdynia was 65.8°F. The maximum and minimum values were 62.0°F and 68.8°F respectively.
Poland Resorts:
NAME
F°
| Gdansk |  |
+54 |
| Gdynia | |
+56 |
| Krakow |  |
+58 |
| Krynica Morska |  |
+58 |
| Leba | |
+52 |
| Miedzyzdroje | |
+58 |
| Poznan | |
+66 |
| Sopot | |
+56 |
| Szczecin | |
+66 |
| Ustka | |
+54 |
| Vladyslawowo | |
+60 |
| Warsaw | |
+66 |
| Wisla | |
+50 |
| Wroclaw | |
+62 |
| Zakopane | |
+44 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Gdynia
Local time: 21:56
04 may, monday
| 0000 |  |
56°F | NE 3 mph |
| 0300 |  |
58°F | NE 9 mph |
| 0600 | |
56°F | NE 9 mph |
| 0900 | |
60°F | E 10 mph |
| 1200 | |
66°F | E 11 mph |
| 1500 |  |
62°F | E 14 mph |
| 1800 |  |
60°F | E 13 mph |
| 2100 |  |
52°F | E 6 mph |