In October warmest sea in South Korea is usually observed in the following locations: Jeju, Busan, Incheon.
Table below shows the average sea water temperature for marine resorts of South Korea in October for the last three years.
| Place name | October 2024 | October 2023 | October 2022 |
|---|---|---|---|
| Jeju | 75.6°F | 72.9°F | 71.3°F |
| Busan | 74.0°F | 70.5°F | 70.5°F |
| Incheon | 69.6°F | 68.3°F | 65.9°F |
| Yongpyong | 69.5°F | 69.7°F | 66.2°F |
| Seoul | 68.4°F | 67.0°F | 65.9°F |
Charts below show average sea water temperature for South Korea resorts with the warmest sea in October.
You can also check other months of the year to see sea temperature of South Korea resorts at that time.
Places in South Korea:
Name
°F
