World Resorts Turkey Istanbul Weather

Istanbul Sea Temperature in January

Average sea water temperature in January:
+49.2°F
Minimum sea water temperature in January: 54.1°F
Maximum sea water temperature in January: 44.1°F

Daily sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 50.5°F. The highest and lowest sea temperatures during the month were 52.3°F and 49.3°F.

Monthly sea water temperature in Istanbul, °F

Which Turkey resorts have warmest sea in January?

Place name January 2025 January 2024
Aydincik 66.3°F 68.3°F
Gazipasa 66.2°F 67.9°F
Arsuz 66.1°F 67.5°F
Obagol 66.1°F 67.8°F
Alanya 66.1°F 67.9°F
Mahmutlar 66.0°F 67.7°F
Turkler 66.0°F 67.9°F
Konakli 66.0°F 67.8°F
Kalkan 65.9°F 68.0°F
Avsallar 65.9°F 67.9°F
Kargicak 65.9°F 67.5°F
Kumluca 65.8°F 68.0°F
Finike 65.8°F 68.0°F
Demre 65.8°F 68.0°F
Faralya 65.7°F 67.5°F
Kas 65.7°F 67.9°F
Okurcalar 65.7°F 67.6°F
Incekum 65.7°F 67.6°F
Bogazkent 65.6°F 67.7°F
Anamur 65.6°F 67.8°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
+36°F
SE 9 mph
Feels like: +28°F
Precip.: 0%
Places in Turkey:
Name
°F
+50°F
+50°F
+43°F
+46°F
+37°F
+41°F
+41°F
+37°F
+39°F
+50°F
+48°F
+46°F
+46°F
+36°F
+41°F
24 Hours Forecast
Istanbul
Local time: 02:56
January 13, tuesday
0300
36°F
SE
9 mph
0600
34°F
SE
8 mph
0900
34°F
SE
7 mph
1200
37°F
E
6 mph
1500
39°F
NE
7 mph
1800
37°F
NE
6 mph
2100
37°F
NE
7 mph
January 14, wednesday
0000
37°F
NE
10 mph
Units of measurement: °C / °F