The South Korea resorts with the warmest sea water temperature in October are Jeju, Busan and Incheon.
Below you can see a list of all popular South Korea resorts and information about sea water temperature in October for the last two years.
| Resort Name | October 2024 | October 2023 | October 2022 |
|---|---|---|---|
| Jeju | 78.5°F | 75.5°F | 73.6°F |
| Busan | 76.6°F | 72.8°F | 72.8°F |
| Incheon | 71.7°F | 70.4°F | 67.7°F |
| Yongpyong | 71.6°F | 71.9°F | 68.0°F |
| Seoul | 70.5°F | 68.9°F | 67.7°F |
Please see following sea water temperature averages charts for the warmest South Korea resorts in October.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
