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Water temperature in Istanbul

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

46.9

°F

March 7, 15:27

Trend:

increasing

Yesterday:

46.0°F

Tomorrow:

47.3°F

Sunrise:

07:30

Sunset:

19:02

Day Length:

11 h. 32 min.

Istanbul in March

Minimum:

48.0°F

Average:

51.4°F

Maximum:

55.0°F

Sea water temperature in Istanbul today

As of now, in Istanbul, the water temperature is 46.9°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 1.0°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 closely matches the previous two weeks' average, indicating a stable trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 49.7°F on 2016, while the historical minimum was 45.8°F on 2017.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 47.3°F, with minimum temperature starting at 47.1°F, while the maximum might reach 47.5°F.

Daily water temperature in Istanbul

Date Current Year

actual* / forecast**

 last year 10 years average
Feb 21 48.4°F 47.2°F 47.1°F
Feb 22 48.2°F 46.9°F 47.2°F
Feb 23 47.5°F 46.5°F 47.2°F
Feb 24 47.4°F 46.3°F 47.5°F
Feb 25 48.0°F 45.8°F 47.4°F
Feb 26 47.1°F 45.5°F 47.2°F
Feb 27 47.0°F 45.5°F 47.1°F
Feb 28 47.0°F 45.5°F 47.4°F
Mar 1 46.4°F 46.2°F 47.5°F
Mar 2 46.2°F 46.1°F 47.5°F
Mar 3 46.4°F 46.1°F 47.4°F
Mar 4 45.9°F 46.2°F 47.4°F
Mar 5 46.8°F 46.8°F 47.6°F
Mar 6 46.0°F 47.4°F 47.7°F
Mar 7 46.9°F 46.8°F 47.9°F
Mar 8 47.3°F 47.6°F 48.3°F
Mar 9 47.2°F 47.4°F 48.1°F
Mar 10 47.4°F 47.1°F 48.3°F
Mar 11 47.1°F 46.9°F 48.1°F
Mar 12 47.4°F 49.1°F 48.3°F
Mar 13 47.4°F 47.8°F 48.4°F
Mar 14 47.5°F 48.9°F 48.4°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 Istanbul by month

January

February

March

April

May

June

July

August

September

October

November

December

In Istanbul, the months July through September offer comfortable swimming conditions, which amounts to 80 swimming days.
The warmest water in Istanbul was recorded on August 1, 2018, reaching a 79.6°F. While the coldest temperature occurred on February 21, 2017, dipping to 42.7°F. The average readings by season are 50.7°F in Winter, 53.4°F in Spring, 73.2°F in Summer, and 67.2°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Üsküdar 45.6°F 3mi
Esenler 47.6°F 4mi
Bahçelievler 47.6°F 5mi
Bağcılar 47.6°F 5mi
Sultangazi 44.0°F 8mi
Umraniye 44.9°F 9mi
Maltepe 49.8°F 12mi
Yalova 49.6°F 30mi
Bursa 49.6°F 57mi

* current water temperature in this city

** straight line distance from Istanbul