Measurements:
°C
°F
Mersin
52°F
W 6 mph
Feels like: 50°F
Precip: 64%
World Resorts Turkey Mersin Weather

Mersin Sea Water Temperature

Current Sea Water Temperature:
+67.8°F
Maximum Sea Water Temperature in January: 70.0°F
Minimum Sea Water Temperature in January: 63.2°F
Average water temperature in January: 66.5°F

Sea Water Temperature for the Last 10 Days:

January 08 67.8°F January 03 68.8°F
January 07 68.0°F January 02 68.8°F
January 06 68.6°F January 01 69.8°F
January 05 68.8°F December 31 70.0°F
January 04 68.8°F December 30 70.4°F

When is the Warmest Sea for Mersin?

According to our data for the last three years for Mersin the highest average sea water temperature was in August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Mersin was 89.9°F. The maximum and minimum values were 88.0°F and 92.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Mersin was 87.4°F. The maximum and minimum values were 84.6°F and 89.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Mersin was 87.3°F. The maximum and minimum values were 84.4°F and 90.0°F respectively.

Best Time to Visit Mersin
The most sunny months:
July 28 days
September 27 days
August 27 days
The most warm months:
August 95.2 °F
July 94.2 °F
September 90.5 °F
Warmest sea temperature:
August 89.5 °F
September 87.8 °F
July 87.3 °F
The most cold months:
January 55.1 °F
February 58.1 °F
December 59.8 °F
The most rainy months:
December 4 days
January 4 days
February 2 days
The most windy months:
July 7 mph
August 7 mph
June 7 mph

Mersin on the Weather Map

Turkey Resorts:
NAME
Alanya +56
Antalya +50
Avsallar +56
Beldibi +50
Belek +52
Bodrum +52
Fethiye +50
Istanbul +38
Kas +50
Kemer +50
Mahmutlar +56
Marmaris +48
Mersin +52
Okurcalar +56
Side +56
24 Hours Weather Forecast
Mersin
Local time: 08:52
09 jan, friday
0900 52°F
W
6 mph
1200 52°F
SW
3 mph
1500 54°F
SW
7 mph
1800 52°F
SW
9 mph
2100 48°F
SW
7 mph
10 jan, saturday
0000 48°F
SE
5 mph
0300 46°F
SW
6 mph
0600 44°F
SW
7 mph