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

41.2

°F

February 23, 12:08

Trend:

increasing

Yesterday:

41.0°F

Tomorrow:

41.7°F

Sunrise:

06:47

Sunset:

17:54

Day Length:

11 h. 7 min.

Warsaw in February

Minimum:

39.8°F

Average:

44.3°F

Maximum:

50.2°F

Sea water temperature in Warsaw today

As of now, in Warsaw, the water temperature is 41.2°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.7°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 46.8°F on 2023, while the historical minimum was 37.8°F on 2025.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 43.4°F, with minimum temperature starting at 41.7°F, while the maximum might reach 44.3°F.

Daily water temperature in Warsaw

Date Current Year

actual* / forecast**

last year 10 years average
Feb 9 32.0°F 41.9°F 39.4°F
Feb 10 32.0°F 43.1°F 39.8°F
Feb 11 32.6°F 41.6°F 39.7°F
Feb 12 33.0°F 41.3°F 39.7°F
Feb 13 34.5°F 41.0°F 40.0°F
Feb 14 34.0°F 38.7°F 40.1°F
Feb 15 33.3°F 40.3°F 40.4°F
Feb 16 33.7°F 40.1°F 40.5°F
Feb 17 34.7°F 42.9°F 40.7°F
Feb 18 35.4°F 41.8°F 41.1°F
Feb 19 35.7°F 40.1°F 41.1°F
Feb 20 38.9°F 40.2°F 41.9°F
Feb 21 42.4°F 40.3°F 41.9°F
Feb 22 41.0°F 37.8°F 41.8°F
Feb 23 41.2°F 37.8°F 41.9°F
Feb 24 41.7°F 38.3°F 42.4°F
Feb 25 43.3°F 39.3°F 43.9°F
Feb 26 43.3°F 40.0°F 44.0°F
Feb 27 43.5°F 41.9°F 44.2°F
Feb 28 43.5°F 41.6°F 44.2°F
Mar 1 44.3°F 44.6°F 44.8°F
Mar 2 44.2°F 45.6°F 44.7°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, 58.1°F in Spring, 80.3°F in Summer, and 66.8°F in Autumn.