World Resorts Turkey Istanbul Weather

Istanbul Sea Temperature in August

Average sea water temperature in August:
+75.7°F
Minimum sea water temperature in August: 80.2°F
Maximum sea water temperature in August: 69.3°F

Daily sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 73.6°F. The highest and lowest sea temperatures during the month were 75.6°F and 69.3°F.

Monthly sea water temperature in Istanbul, °F

Which Turkey resorts have warmest sea in August?

Place name August 2026 August 2025
Mersin 86.4°F 85.9°F
Adana 86.3°F 85.6°F
Iskenderun 86.3°F 85.4°F
Turkler 85.8°F 86.1°F
Konakli 85.8°F 86.1°F
Avsallar 85.8°F 86.1°F
Incekum 85.7°F 86.0°F
Okurcalar 85.7°F 86.0°F
Bogazkent 85.6°F 86.2°F
Alanya 85.6°F 86.0°F
Colakli 85.5°F 86.2°F
Belek 85.5°F 86.1°F
Obagol 85.5°F 85.9°F
Kadriye 85.4°F 86.1°F
Side 85.4°F 86.1°F
Mahmutlar 85.3°F 85.9°F
Kumkoy 85.3°F 86.1°F
Kargicak 85.3°F 85.8°F
Manavgat 85.3°F 85.7°F
Kundu 85.3°F 86.2°F

Best time for vacation in Istanbul

Sunniest months:
July 28 days
August 28 days
June 23 days
Warmest months:
July 84.8 °F
August 84.6 °F
June 79.7 °F
Warmest sea temp:
August 75.7 °F
July 74.4 °F
September 73.4 °F
Coldest months:
January 48.6 °F
February 49.8 °F
December 52.9 °F
Rainiest months:
January 5 days
December 4 days
February 3 days
Windiest months:
August 13.5 mph
September 11.9 mph
July 11.8 mph

Istanbul on a weather map

Istanbul
+66°F
W 6 mph
Feels like: +66°F
Precip.: 14%
Places in Turkey:
Name
°F
+77°F
+77°F
+79°F
+72°F
+72°F
+72°F
+72°F
+66°F
+73°F
+77°F
+79°F
+75°F
+66°F
+77°F
+72°F
24 Hours Forecast
Istanbul
Local time: 01:57
September 15, tuesday
0300
66°F
W
6 mph
0600
66°F
SW
6 mph
0900
68°F
SW
7 mph
1200
73°F
SW
13 mph
1500
73°F
SW
17 mph
1800
72°F
SW
17 mph
2100
70°F
SW
15 mph
September 16, wednesday
0000
68°F
SW
11 mph
Units of measurement: °C / °F