Measurements:
°C
°F
Gdynia
48°F
SW 13 mph
Feels like: 42°F
Precip: 4%
World Resorts Poland Gdynia Weather

Gdynia Sea Water Temperature

Current Sea Water Temperature:
+57.8°F
Maximum Sea Water Temperature in October: 65.8°F
Minimum Sea Water Temperature in October: 48.8°F
Average water temperature in October: 56.4°F

Sea Water Temperature for the Last 10 Days:

October 18 57.8°F October 13 59.8°F
October 17 59.0°F October 12 60.6°F
October 16 58.4°F October 11 60.6°F
October 15 59.2°F October 10 60.8°F
October 14 59.8°F October 09 61.8°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

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Gdynia was 68.4°F. The maximum and minimum values were 66.8°F and 71.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Gdynia was 66.9°F. The maximum and minimum values were 63.4°F and 73.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Gdynia was 64.8°F. The maximum and minimum values were 61.4°F and 67.8°F respectively.

Best Time to Visit Gdynia
The most sunny months:
May 13 days
June 13 days
August 12 days
The most warm months:
August 72.5 °F
July 71.6 °F
June 67.3 °F
Warmest sea temperature:
August 69.6 °F
July 67.5 °F
September 65.0 °F
The most cold months:
January 33.0 °F
February 34.3 °F
December 37.2 °F
The most rainy months:
July 5 days
August 4 days
June 3 days
The most windy months:
December 13 mph
January 13 mph
February 12 mph

Gdynia on the Weather Map

Poland Resorts:
NAME
F°
Gdansk +42
Gdynia +48
High Tatras +32
Krakow +40
Krynica Morska +40
Leba +50
Miedzyzdroje +52
Sopot +48
Szczecin +42
Ustka +44
Vladyslawowo +42
Warsaw +48
Wisla +36
Wroclaw +48
Zakopane +28
24 Hours Weather Forecast
Gdynia
Local time: 06:59
19 oct, monday
0900 48°F
SW
14 mph
1200 50°F
SW
14 mph
1500 50°F
SW
12 mph
1800 50°F
W
12 mph
2100 50°F
W
13 mph
20 oct, tuesday
0000 50°F
W
12 mph
0300 50°F
W
12 mph
0600 50°F
NW
11 mph