Measurements:
°C
°F
Ustka
38°F
N 9 mph
Feels like: 30°F
Precip: 0%
World Resorts Poland Ustka Weather

Ustka Sea Water Temperature

Current Sea Water Temperature:
+42.6°F
Maximum Sea Water Temperature in December: 46.6°F
Minimum Sea Water Temperature in December: 36.4°F
Average water temperature in December: 41.8°F

Sea Water Temperature for the Last 10 Days:

December 13 42.6°F December 08 42.0°F
December 12 42.6°F December 07 41.8°F
December 11 42.6°F December 06 42.2°F
December 10 42.8°F December 05 42.2°F
December 09 42.4°F December 04 42.6°F

When is the Warmest Sea for Ustka?

According to our data for the last three years for Ustka 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: 2025 2024 2023

The average sea surface temperature in August 2025 for Ustka was 68.8°F. The maximum and minimum values were 66.0°F and 71.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Ustka was 67.3°F. The maximum and minimum values were 65.0°F and 70.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Ustka was 65.4°F. The maximum and minimum values were 61.0°F and 68.2°F respectively.

Best Time to Visit Ustka
The most sunny months:
June 15 days
May 14 days
August 13 days
The most warm months:
August 72.6 °F
July 71.1 °F
June 67.1 °F
Warmest sea temperature:
August 68.1 °F
July 66.6 °F
September 63.9 °F
The most cold months:
January 34.6 °F
February 35.6 °F
December 38.0 °F
The most rainy months:
July 5 days
August 4 days
January 4 days
The most windy months:
December 15 mph
January 14 mph
February 14 mph

Ustka on the Weather Map

Poland Resorts:
NAME
Gdansk +40
Gdynia +40
Krakow +34
Krynica Morska +40
Leba +38
Miedzyzdroje +40
Poznan +34
Sopot +40
Szczecin +36
Ustka +38
Vladyslawowo +38
Warsaw +42
Wisla +38
Wroclaw +36
Zakopane +36
24 Hours Weather Forecast
Ustka
Local time: 10:24
13 dec, saturday
1200 40°F
NE
11 mph
1500 42°F
NE
14 mph
1800 44°F
E
17 mph
2100 44°F
E
17 mph
14 dec, sunday
0000 42°F
E
16 mph
0300 42°F
E
17 mph
0600 42°F
E
16 mph
0900 40°F
NE
16 mph