Best time to swim in South Korea Sea temperature by month
Do you want to go to the seaside in South Korea? But when should you go to be sure to enjoy good sea water temperature and be able to swim for a long time? Now or another month during the year? On this page, find the sea temperature by month in South Korea.
Swimming in South Korea by month
Discover swimming conditions in detail in South Korea by month below. Click on the links for each month to see details about the sea temperature in the cities of: Busan, Gangneung, Gyeongju, Incheon and Jeju Island (Jejudo).
| Month | Averagesea temperature | Our opinion | Details |
|---|---|---|---|
| January | 41°F to 61°F | cold swimming* | Sea temperature in South Korea in january |
| February | 38°F to 59°F | freezing swimming | Sea temperature in South Korea in february |
| March | 40°F to 58°F | freezing swimming | Sea temperature in South Korea in march |
| April | 47°F to 60°F | cold swimming* | Sea temperature in South Korea in april |
| May | 56°F to 64°F | cool swimming* | Sea temperature in South Korea in may |
| June | 66°F to 71°F | pleasant swimming* | Sea temperature in South Korea in june |
| July | 72°F to 78°F | pleasant swimming | Sea temperature in South Korea in july |
| August | 74°F to 80°F | ideal swimming* | Sea temperature in South Korea in august |
| September | 71°F to 78°F | pleasant swimming | Sea temperature in South Korea in september |
| October | 66°F to 75°F | pleasant swimming* | Sea temperature in South Korea in october |
| November | 57°F to 70°F | cool swimming* | Sea temperature in South Korea in november |
| December | 48°F to 65°F | cool swimming* | Sea temperature in South Korea in december |
* in at least part of the area.
Where and when should you swim in South Korea?
Best time to swim in Jeju Island (Jejudo)
The best months for swimming in Jeju Island (Jejudo) are %MONTHS.
Other cities and places in South Korea:
Water temperatures in South Korea over the entire year
On this chart, we show you the variation of the average sea water temperature in South Korea for the cities of: Busan, Gangneung, Gyeongju, Incheon and Jeju Island (Jejudo).