World Resorts Turkey Istanbul Weather

Istanbul Sea Temperature in August

Average sea water temperature in August:
+75.9°F
Minimum sea water temperature in August: 80.2°F
Maximum sea water temperature in August: 70.3°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 73.9°F. The highest and lowest sea temperatures during the month were 76.3°F and 70.3°F.

Monthly sea water temperature in Istanbul, °F

Which Turkey resorts have warmest sea in August?

Place name August 2025 August 2024
Konyaalti 86.5°F 85.8°F
Antalya 86.5°F 85.7°F
Tekirova 86.2°F 85.8°F
Beldibi 86.2°F 85.6°F
Kundu 86.2°F 86.3°F
Camyuva 86.2°F 85.8°F
Kiris 86.2°F 85.8°F
Colakli 86.2°F 86.7°F
Bogazkent 86.2°F 86.6°F
Kumkoy 86.1°F 86.3°F
Konakli 86.1°F 86.8°F
Belek 86.1°F 86.5°F
Kemer 86.1°F 85.7°F
Kadriye 86.1°F 86.5°F
Side 86.1°F 86.6°F
Turkler 86.1°F 86.8°F
Goynuk 86.1°F 85.6°F
Avsallar 86.1°F 86.8°F
Incekum 86.0°F 86.8°F
Okurcalar 86.0°F 86.8°F

Best time for vacation in Istanbul

Sunniest months:
July 28 days
August 28 days
June 22 days
Warmest months:
July 85.0 °F
August 84.7 °F
June 79.8 °F
Warmest sea temp:
August 75.8 °F
July 74.5 °F
September 73.4 °F
Coldest months:
January 48.7 °F
February 49.9 °F
December 52.9 °F
Rainiest months:
January 5 days
December 4 days
February 3 days
Windiest months:
August 13.7 mph
July 12.0 mph
September 11.9 mph

Istanbul on a weather map

Istanbul
+55°F
W 6 mph
Feels like: +55°F
Precip.: 0%
Places in Turkey:
Name
°F
+64°F
+64°F
+59°F
+61°F
+52°F
+63°F
+55°F
+52°F
+64°F
+59°F
+63°F
+59°F
+63°F
+55°F
+59°F
24 Hours Forecast
Istanbul
Local time: 09:57
December 05, friday
1200
63°F
SW
9 mph
1500
63°F
W
9 mph
1800
59°F
SW
5 mph
2100
59°F
W
6 mph
December 06, saturday
0000
57°F
SW
5 mph
0300
57°F
NW
4 mph
0600
57°F
NW
3 mph
0900
59°F
W
4 mph
Units of measurement: °C / °F