Jeju Sea Temperature

(Today) Aug 2017

28.3°C / 83°F

Current weather

(broken clouds)
26°C / 79°F

Partly cloudy

5 mph



The measurements for the sea temperature in Jeju, Jeju are provided by the daily satellite readings provided by the NOAA. The temperatures given are the surface temperature (SST) which is most relevant to recreational users.

7 day tide forecast for Jeju

  • Low 03:01am
  • High 08:23am
  • Low 02:53pm
  • High 09:35pm
  • Low 03:50am
  • High 09:18am
  • Low 03:44pm
  • High 10:19pm
  • Low 04:32am
  • High 10:06am
  • Low 04:29pm
  • High 10:58pm
  • Low 05:11am
  • High 10:49am
  • Low 05:11pm
  • High 11:34pm
  • Low 05:48am
  • High 11:29am
  • Low 05:52pm
  • High 12:07am
  • Low 06:23am
  • High 12:08pm
  • Low 06:30pm
  • High 12:38am
  • Low 06:58am
  • High 12:46pm
  • Low 07:08pm

*These tide times are estimates based on the nearest port (Cheju, Cheju Do) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Average August sea temperatures

  • Max: 28.4°C / 83.2°F
  • Avg: 26.1°C / 78.9°F
  • Min: 22.6°C / 72.6°F
Jeju average sea temperature chart

These average ocean temperatures for Jeju are calculated from several years of archived data.

Map showing location of Jeju (33.509720, 126.521940)

Locations nearby


Whilst sea temperatures for Jeju are as accurate as current data allows there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.

Alternate names for Jeju
CJU, Chedzhu, Cheju, Chu-sung, Chyei Chyu, Jeju, Jeju City, Jeju-si, Kota Jeju, Saishu, Saishū, Saisyu, Saisyu Yu, Saisyū, Saisyū Yū, Tsche-dschu, Tse-tsiu, Tsitcheou, jejusi, ji zhou shi, Чеджу, 済州市, 제주시