All data are in degrees Fahrenheit

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Water temperature in Jeju City

Detailed information about the current water temperature in Jeju City. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Jeju City now

78.8

°F

July 14, 17:34

Trend:

stable

Yesterday:

79.6°F

Tomorrow:

79.2°F

Sunrise:

05:34

Sunset:

19:45

Day Length:

14 h. 11 min.

Jeju City in July

Minimum:

59.4°F

Average:

60.7°F

Maximum:

62.0°F

Sea water temperature in Jeju City today

As of now, in Jeju City, the water temperature is 78.8°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.6°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 81.4°F on 2022, while the historical minimum was 71.2°F on 2020.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 80.0°F, with minimum temperature starting at 79.2°F, while the maximum might reach 80.8°F.

Daily water temperature in Jeju City

Date Current Year

actual* / forecast**

last year 10 years average
Jun 30 73.4°F 72.6°F 71.9°F
Jul 1 73.5°F 72.6°F 72.2°F
Jul 2 76.0°F 72.8°F 72.8°F
Jul 3 77.9°F 73.9°F 73.3°F
Jul 4 78.4°F 75.4°F 73.4°F
Jul 5 80.2°F 76.4°F 73.9°F
Jul 6 81.6°F 76.6°F 74.6°F
Jul 7 82.7°F 77.0°F 74.8°F
Jul 8 82.9°F 75.3°F 75.0°F
Jul 9 82.0°F 75.9°F 75.4°F
Jul 10 81.7°F 76.1°F 75.7°F
Jul 11 80.2°F 76.2°F 75.9°F
Jul 12 79.8°F 76.1°F 76.2°F
Jul 13 79.6°F 74.5°F 76.4°F
Jul 14 78.8°F 74.8°F 76.2°F
Jul 15 79.2°F 75.2°F 76.6°F
Jul 16 79.5°F 76.0°F 76.9°F
Jul 17 79.6°F 77.8°F 77.0°F
Jul 18 79.7°F 77.8°F 77.0°F
Jul 19 80.2°F 77.9°F 77.5°F
Jul 20 80.7°F 79.3°F 78.0°F
Jul 21 80.8°F 80.7°F 78.2°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Jeju City by month

In Jeju City, the months July through September offer comfortable swimming conditions, which amounts to 98 swimming days.
The warmest water in Jeju City was recorded on August 14, 2016, reaching a 86.5°F. While the coldest temperature occurred on March 12, 2015, dipping to 53.5°F. The average readings by season are 60.0°F in Winter, 59.5°F in Spring, 75.6°F in Summer, and 72.4°F in Autumn.