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

40.5

°F

March 5, 11:11

Trend:

increasing

Yesterday:

40.1°F

Tomorrow:

40.8°F

Sunrise:

06:37

Sunset:

17:58

Day Length:

11 h. 21 min.

Constanţa in March

Minimum:

42.1°F

Average:

46.1°F

Maximum:

48.8°F

Sea water temperature in Constanţa today

As of now, in Constanţa, the water temperature is 40.5°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 1.9°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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 46.6°F on 2020, while the historical minimum was 38.8°F on 2025.

Over the last two weeks, the water temperature has stayed slightly lower 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 41.3°F, with minimum temperature starting at 40.8°F, while the maximum might reach 42.4°F.

Daily water temperature in Constanţa

Date Current Year

actual* / forecast**

last year 10 years average
Feb 19 37.7°F 40.0°F 41.3°F
Feb 20 37.0°F 38.6°F 41.3°F
Feb 21 37.4°F 37.8°F 41.1°F
Feb 22 37.4°F 37.6°F 41.2°F
Feb 23 37.4°F 37.4°F 41.2°F
Feb 24 38.7°F 37.3°F 41.5°F
Feb 25 38.8°F 36.7°F 41.5°F
Feb 26 39.4°F 36.3°F 41.5°F
Feb 27 39.6°F 36.7°F 41.6°F
Feb 28 39.7°F 37.3°F 41.7°F
Mar 1 40.0°F 37.7°F 41.7°F
Mar 2 39.1°F 38.1°F 41.9°F
Mar 3 38.9°F 38.4°F 42.0°F
Mar 4 40.1°F 38.6°F 42.0°F
Mar 5 40.5°F 38.8°F 42.4°F
Mar 6 40.8°F 40.2°F 42.7°F
Mar 7 40.9°F 40.9°F 42.8°F
Mar 8 41.0°F 40.6°F 43.0°F
Mar 9 41.3°F 41.1°F 43.2°F
Mar 10 41.4°F 41.7°F 43.4°F
Mar 11 41.6°F 42.2°F 43.6°F
Mar 12 42.4°F 43.2°F 44.3°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 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 40.7°F 8mi
Mangalia 41.1°F 25mi
Istria 42.9°F 27mi
Kavarna 42.3°F 54mi

* current water temperature in this city

** straight line distance from Constanţa