Seasonal ranking

Warmest sea temperature in South Korea in June

Where the sea is warmest across South Korea during June, ranked by long-term monthly average water temperature. Hyeopjae Beach (Jeju, South Korea) tops the list at around 26°C. Open any spot for today's live water temperature and a 7-day swim forecast.

  1. 1
    Hyeopjae Beach
    Jeju · South Korea · East China Sea
    Warm — comfortable swimming
    26°C
    June average
  2. 2
    Jungmun Beach
    Jeju · South Korea · East China Sea
    Warm — comfortable swimming
    26°C
    June average
  3. 3
    Haeundae Beach
    Busan · South Korea · Sea of Japan
    Pleasant — swimmable without a wetsuit
    21°C
    June average
  4. 4
    Gyeongpo Beach
    Gangwon · South Korea · Sea of Japan
    Pleasant — swimmable without a wetsuit
    21°C
    June average
  5. 5
    Naksan Beach
    Gangwon · South Korea · Sea of Japan
    Pleasant — swimmable without a wetsuit
    21°C
    June average
  6. 6
    Mangsang Beach
    Gangwon · South Korea · Sea of Japan
    Pleasant — swimmable without a wetsuit
    21°C
    June average
  7. 7
    Sokcho Beach
    Gangwon · South Korea · Sea of Japan
    Pleasant — swimmable without a wetsuit
    21°C
    June average
  8. 8
    Eurwangni Beach
    Incheon · South Korea · Yellow Sea
    Pleasant — swimmable without a wetsuit
    21°C
    June average

Warmest sea in June elsewhere

South Korea in June — frequently asked questions

Where is the sea warmest in South Korea in June?
Hyeopjae Beach in South Korea has the warmest sea in South Korea in June, averaging about 26.0 °C. Jungmun Beach (26.0 °C) and Haeundae Beach follow close behind.
How many beaches in South Korea are warm enough to swim in June?
2 of the top 8 ranked beaches in South Korea average 22 °C or more in June, which most swimmers find comfortable without a wetsuit.
How are these June sea temperatures calculated?
Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical June rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.

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