Seasonal ranking
Coldest sea temperature in South Korea in July
Where the sea is coolest across South Korea during July, ranked by long-term monthly average water temperature. Haeundae Beach (Busan, South Korea) is the coolest at around 24°C. Open any spot for today's live water temperature and a 7-day swim forecast.
- 1Haeundae BeachBusan · South Korea · Sea of JapanWarm — comfortable swimming24°CJuly average
- 2Gyeongpo BeachGangwon · South Korea · Sea of JapanWarm — comfortable swimming24°CJuly average
- 3Naksan BeachGangwon · South Korea · Sea of JapanWarm — comfortable swimming24°CJuly average
- 4Mangsang BeachGangwon · South Korea · Sea of JapanWarm — comfortable swimming24°CJuly average
- 5Sokcho BeachGangwon · South Korea · Sea of JapanWarm — comfortable swimming24°CJuly average
- 6Eurwangni BeachIncheon · South Korea · Yellow SeaWarm — comfortable swimming24°CJuly average
- 7Hyeopjae BeachJeju · South Korea · East China SeaWarm — comfortable swimming28°CJuly average
- 8Jungmun BeachJeju · South Korea · East China SeaWarm — comfortable swimming28°CJuly average
Coldest sea in July elsewhere
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South Korea in July — frequently asked questions
- Where is the sea coldest in South Korea in July?
- Haeundae Beach in South Korea has the coldest sea in South Korea in July, averaging about 24.0 °C. Gyeongpo Beach (24.0 °C) and Naksan Beach are the next coolest.
- How many beaches in South Korea are warm enough to swim in July?
- 8 of the top 8 ranked beaches in South Korea average 22 °C or more in July, which most swimmers find comfortable without a wetsuit.
- How are these July sea temperatures calculated?
- Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical July rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.
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