All data are in degrees Fahrenheit

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Water temperature in Warsaw

Detailed information about the current water temperature in Warsaw. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Warsaw now

65.0

°F

April 5, 09:48

Trend:

increasing

Yesterday:

63.2°F

Tomorrow:

65.1°F

Sunrise:

06:47

Sunset:

19:34

Day Length:

12 h. 47 min.

Warsaw in April

Minimum:

38.6°F

Average:

44.1°F

Maximum:

48.6°F

Sea water temperature in Warsaw today

As of now, in Warsaw, the water temperature is 65.0°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 10.8°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 58.9°F on 2025, while the historical minimum was 51.2°F on 2019.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 66.3°F, with minimum temperature starting at 65.1°F, while the maximum might reach 67.1°F.

Daily water temperature in Warsaw

Date Current Year

actual* / forecast**

last year 10 years average
Mar 22 51.9°F 52.9°F 50.0°F
Mar 23 53.0°F 53.2°F 50.5°F
Mar 24 56.2°F 52.7°F 50.7°F
Mar 25 55.1°F 52.2°F 51.5°F
Mar 26 55.6°F 51.9°F 51.0°F
Mar 27 55.1°F 54.7°F 52.0°F
Mar 28 53.7°F 52.8°F 51.7°F
Mar 29 55.2°F 53.9°F 52.0°F
Mar 30 55.5°F 58.0°F 53.2°F
Mar 31 56.6°F 57.6°F 53.9°F
Apr 1 56.6°F 55.5°F 54.0°F
Apr 2 59.8°F 59.3°F 55.2°F
Apr 3 62.8°F 60.2°F 55.2°F
Apr 4 63.2°F 59.5°F 54.6°F
Apr 5 65.0°F 58.9°F 54.2°F
Apr 6 65.1°F 58.3°F 54.3°F
Apr 7 65.6°F 57.8°F 54.8°F
Apr 8 65.8°F 57.6°F 55.0°F
Apr 9 66.8°F 59.8°F 56.0°F
Apr 10 66.6°F 58.6°F 55.8°F
Apr 11 66.9°F 58.1°F 56.1°F
Apr 12 67.1°F 57.7°F 56.3°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Warsaw by month

In Warsaw, the months June through September offer comfortable swimming conditions, which amounts to 117 swimming days.
The warmest water in Warsaw was recorded on July 23, 2019, reaching a 88.9°F. While the coldest temperature occurred on February 9, 2026, dipping to 32.0°F. The average readings by season are 42.5°F in Winter, 58.2°F in Spring, 80.3°F in Summer, and 66.8°F in Autumn.