Average sea water temperature in October:
+66.7°F
| Minimum sea water temperature in October: | 73.2°F |
| Maximum sea water temperature in October: | 58.8°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 67.3°F. The highest and lowest sea temperatures during the month were 70.9°F and 63.5°F.
sea water
temperature
temperature
| Istanbul |
monthly
weather
weather
| Istanbul |
current
weather
weather
| Istanbul |
14 days
forecast
forecast
| Istanbul |
Monthly sea water temperature in Istanbul, °F
Which Turkey resorts have warmest sea in October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| Yumurtalik | 79.8°F | 80.6°F |
| Arsuz | 79.7°F | 80.2°F |
| Iskenderun | 79.2°F | 79.6°F |
| Adana | 78.7°F | 79.5°F |
| Mersin | 78.6°F | 79.8°F |
| Alanya | 78.3°F | 79.6°F |
| Konakli | 78.2°F | 79.5°F |
| Turkler | 78.2°F | 79.6°F |
| Obagol | 78.2°F | 79.6°F |
| Avsallar | 78.2°F | 79.6°F |
| Gazimagusa | 78.2°F | 79.1°F |
| Mahmutlar | 78.1°F | 79.5°F |
| Incekum | 78.1°F | 79.5°F |
| Okurcalar | 78.1°F | 79.5°F |
| Gazipasa | 78.0°F | 79.6°F |
| Kargicak | 78.0°F | 79.3°F |
| Kyrenia | 78.0°F | 79.0°F |
| Bogazkent | 77.8°F | 79.0°F |
| Colakli | 77.6°F | 79.0°F |
| Manavgat | 77.6°F | 79.0°F |
Best time for vacation in Istanbul
Istanbul on a weather map
Places in Turkey:
Name
°F
24 Hours Forecast
Istanbul
Local time: 23:47
December 31, wednesday
0000
41°F
S
13 mph
13 mph
0300
43°F
SE
13 mph
13 mph
0600
39°F
SE
14 mph
14 mph
0900
39°F
S
16 mph
16 mph
1200
39°F
SE
14 mph
14 mph
1500
37°F
S
11 mph
11 mph
1800
37°F
SE
8 mph
8 mph
2100
36°F
SE
9 mph
9 mph
