All data are in degrees Fahrenheit

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Water temperature in Constanţa

Detailed information about the current water temperature in Constanţa. 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 Constanţa now

48.0

°F

April 12, 15:51

Trend:

increasing

Yesterday:

47.1°F

Tomorrow:

48.8°F

Sunrise:

06:28

Sunset:

19:45

Day Length:

13 h. 17 min.

Constanţa in April

Minimum:

41.9°F

Average:

46.1°F

Maximum:

48.8°F

Sea water temperature in Constanţa today

As of now, in Constanţa, the water temperature is 48.0°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 1.3°F lower 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 rise a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling 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 57.7°F on 2024, while the historical minimum was 46.2°F on 2025.

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 49.6°F, with minimum temperature starting at 48.8°F, while the maximum might reach 50.4°F.

Daily water temperature in Constanţa

Date Current Year

actual* / forecast**

last year 10 years average
Mar 29 45.1°F 45.2°F 45.0°F
Mar 30 44.7°F 45.1°F 45.3°F
Mar 31 44.9°F 47.3°F 45.8°F
Apr 1 47.5°F 47.3°F 46.3°F
Apr 2 47.8°F 47.3°F 46.5°F
Apr 3 48.2°F 49.0°F 46.9°F
Apr 4 49.7°F 48.0°F 47.2°F
Apr 5 49.5°F 48.0°F 47.5°F
Apr 6 50.3°F 50.3°F 47.9°F
Apr 7 51.9°F 50.1°F 48.3°F
Apr 8 50.9°F 49.2°F 48.4°F
Apr 9 49.5°F 47.2°F 48.5°F
Apr 10 48.3°F 46.8°F 48.6°F
Apr 11 47.1°F 46.1°F 48.8°F
Apr 12 48.0°F 46.2°F 49.3°F
Apr 13 48.8°F 46.4°F 50.1°F
Apr 14 49.0°F 46.7°F 50.3°F
Apr 15 49.0°F 47.6°F 50.3°F
Apr 16 49.6°F 48.4°F 50.8°F
Apr 17 50.0°F 49.4°F 51.2°F
Apr 18 50.1°F 50.5°F 51.4°F
Apr 19 50.4°F 50.0°F 51.7°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 Constanţa by month

In Constanţa, the months July through August offer comfortable swimming conditions, which amounts to 84 swimming days.
The warmest water in Constanţa was recorded on July 19, 2024, reaching a 83.5°F. While the coldest temperature occurred on February 19, 2017, dipping to 35.9°F. The average readings by season are 45.0°F in Winter, 51.4°F in Spring, 74.8°F in Summer, and 64.3°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Eforie Nord 48.5°F 8mi
Mangalia 48.7°F 25mi
Istria 51.8°F 27mi
Kavarna 49.6°F 54mi

* current water temperature in this city

** straight line distance from Constanţa