World Resorts Turkey Istanbul Weather

Istanbul Sea Temperature in July

Average sea water temperature in July:
+74.4°F
Minimum sea water temperature in July: 79.9°F
Maximum sea water temperature in July: 68.2°F

Daily sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 72.4°F. The highest and lowest sea temperatures during the month were 73.9°F and 70.3°F.

Monthly sea water temperature in Istanbul, °F

Which Turkey resorts have warmest sea in July?

Place name July 2026 July 2025
Mersin 84.6°F 83.5°F
Iskenderun 84.0°F 83.0°F
Avsallar 84.0°F 84.1°F
Kundu 84.0°F 83.6°F
Kumkoy 84.0°F 83.6°F
Bogazkent 83.9°F 83.7°F
Turkler 83.9°F 84.1°F
Kadriye 83.9°F 83.6°F
Belek 83.9°F 83.6°F
Obagol 83.9°F 83.9°F
Mahmutlar 83.9°F 83.9°F
Konakli 83.8°F 84.1°F
Kargicak 83.8°F 84.0°F
Konyaalti 83.8°F 83.6°F
Alanya 83.8°F 83.9°F
Tekirova 83.8°F 83.4°F
Okurcalar 83.8°F 84.0°F
Incekum 83.8°F 84.0°F
Antalya 83.8°F 83.5°F
Kyrenia 83.7°F 82.9°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 84.7 °F
June 79.7 °F
Warmest sea temp:
August 75.8 °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 13.7 mph
September 11.9 mph
July 11.8 mph

Istanbul on a weather map

Istanbul
+75°F
SW 12 mph
Feels like: +79°F
Precip.: 9%
Places in Turkey:
Name
°F
+79°F
+79°F
+81°F
+77°F
+75°F
+77°F
+77°F
+72°F
+75°F
+79°F
+75°F
+79°F
+75°F
+73°F
+77°F
24 Hours Forecast
Istanbul
Local time: 23:54
August 06, thursday
0000
75°F
SW
12 mph
0300
75°F
SW
9 mph
0600
73°F
SW
9 mph
0900
79°F
SW
10 mph
1200
84°F
SW
10 mph
1500
86°F
SW
14 mph
1800
82°F
SW
15 mph
2100
77°F
SW
14 mph
Units of measurement: °C / °F