What is the current water temperature in Mersin?

As of now, in Mersin, the water temperature is 26.15°C. It's safe to say that the water is comfortably warm for various water-related activities.

Turkey > Mersin

Water temperature in Mersin

Detailed information about the current water temperature in Mersin. 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.

79.1

°F

October 8, 14:54

Trend:

decreasing

Yesterday:

79.5°F

Tomorrow:

78.8°F

Sunrise:

06:42

Sunset:

18:15

Day Length:

11 h. 33 min.

Mersin in October

Minimum:

63.2°F

Average:

65.3°F

Maximum:

66.8°F

Sea water temperature in Mersin today

As of now, in Mersin, the water temperature is 79.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.1°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 82.0°F on 2018, while the historical minimum was 80.1°F on 2025.

latest data

last year

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 shows a gradual cooling trend. The average temperature is expected to be 78.2°F, the minimum temperature may reach 77.7°F, and the maximum might stay at 78.8°F.

Daily water temperature in Mersin

Date	Current Year actual* / forecast**	last year	10 years average
Sep 24	83.9°F	82.1°F	83.2°F
Sep 25	83.7°F	81.1°F	83.0°F
Sep 26	83.2°F	81.3°F	82.7°F
Sep 27	83.0°F	81.1°F	82.6°F
Sep 28	83.0°F	81.1°F	82.5°F
Sep 29	82.2°F	81.2°F	82.3°F
Sep 30	82.1°F	81.4°F	82.3°F
Oct 1	82.2°F	81.7°F	82.3°F
Oct 2	82.2°F	81.1°F	82.1°F
Oct 3	81.1°F	80.7°F	81.8°F
Oct 4	80.3°F	80.4°F	81.6°F
Oct 5	79.1°F	80.5°F	81.4°F
Oct 6	79.6°F	80.4°F	81.2°F
Oct 7	79.5°F	79.9°F	81.1°F
Oct 8	79.1°F	80.1°F	81.2°F
Oct 9	78.8°F	80.2°F	80.9°F
Oct 10	78.6°F	79.5°F	80.7°F
Oct 11	78.5°F	79.5°F	80.6°F
Oct 12	78.2°F	79.3°F	80.4°F
Oct 13	78.0°F	78.3°F	80.1°F
Oct 14	77.9°F	78.9°F	80.1°F
Oct 15	77.7°F	78.2°F	79.8°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 Mersin by month

In Mersin, the months June through November offer comfortable swimming conditions, which amounts to 179 swimming days.

The warmest water in Mersin was recorded on August 23, 2024, reaching a 88.1°F. While the coldest temperature occurred on March 27, 2022, dipping to 59.2°F. The average readings by season are 65.3°F in Winter, 66.6°F in Spring, 82.9°F in Summer, and 79.1°F in Autumn.