What is the current water temperature in Jeju City?

Q: What is the current water temperature in Jeju City?

As of now, in Jeju City, the water temperature is 15.22°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

South Korea > Jeju City

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.

59.4

°F

May 10, 03:03

Trend:

increasing

Yesterday:

59.3°F

Tomorrow:

59.5°F

Sunrise:

05:38

Sunset:

19:23

Day Length:

13 h. 45 min.

Jeju City in May

Minimum:

58.8°F

Average:

60.7°F

Maximum:

62.2°F

Sea water temperature in Jeju City today

As of now, in Jeju City, the water temperature is 59.4°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.5°F lower 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 stay about the same.

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 minimum temperature for this date. The maximum temperature recorded for this date was 62.9°F on 2024, while the historical minimum was 58.6°F on 2017.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the minimum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 59.9°F, with minimum temperature starting at 59.3°F, while the maximum might reach 60.7°F.

Daily water temperature in Jeju City

Date	Current Year actual* / forecast**	last year	10 years average
Apr 26	59.7°F	61.2°F	59.9°F
Apr 27	58.7°F	62.2°F	60.1°F
Apr 28	59.9°F	62.7°F	60.2°F
Apr 29	60.7°F	62.5°F	60.5°F
Apr 30	59.8°F	62.1°F	60.4°F
May 1	60.7°F	62.4°F	60.6°F
May 2	59.8°F	62.0°F	60.8°F
May 3	60.3°F	61.9°F	60.9°F
May 4	60.0°F	60.7°F	60.7°F
May 5	59.8°F	61.0°F	60.8°F
May 6	60.0°F	62.0°F	61.1°F
May 7	59.6°F	61.9°F	61.1°F
May 8	59.1°F	62.5°F	60.7°F
May 9	59.3°F	62.4°F	60.9°F
May 10	59.4°F	62.9°F	60.9°F
May 11	59.5°F	63.0°F	61.1°F
May 12	59.3°F	62.8°F	60.8°F
May 13	59.6°F	63.2°F	61.2°F
May 14	59.8°F	63.3°F	61.3°F
May 15	60.3°F	63.1°F	61.8°F
May 16	60.4°F	63.7°F	62.0°F
May 17	60.7°F	63.5°F	62.2°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 97 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.