All data are in degrees Fahrenheit

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Water temperature in Busan

Detailed information about the current water temperature in Busan. 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 Busan now

72.8

°F

July 4, 12:24

Trend:

stable

Yesterday:

72.5°F

Tomorrow:

72.6°F

Sunrise:

05:14

Sunset:

19:42

Day Length:

14 h. 28 min.

Busan in July

Minimum:

54.5°F

Average:

56.8°F

Maximum:

58.6°F

Sea water temperature in Busan today

As of now, in Busan, the water temperature is 72.8°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is about the same as the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 76.8°F on 2025, while the historical minimum was 69.4°F on 2016.

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 histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 73.6°F, with minimum temperature starting at 72.6°F, while the maximum might reach 74.2°F.

Daily water temperature in Busan

Date Current Year

actual* / forecast**

last year 10 years average
Jun 20 72.8°F 69.3°F 70.2°F
Jun 21 71.5°F 69.1°F 70.2°F
Jun 22 71.1°F 69.1°F 69.9°F
Jun 23 70.7°F 70.1°F 70.5°F
Jun 24 70.8°F 71.6°F 70.6°F
Jun 25 70.4°F 69.6°F 70.1°F
Jun 26 70.8°F 69.4°F 70.3°F
Jun 27 71.4°F 70.9°F 70.5°F
Jun 28 71.1°F 73.1°F 71.2°F
Jun 29 71.5°F 73.0°F 71.5°F
Jun 30 71.7°F 74.1°F 71.5°F
Jul 1 70.3°F 74.2°F 71.7°F
Jul 2 70.4°F 74.3°F 72.0°F
Jul 3 72.5°F 75.6°F 72.5°F
Jul 4 72.8°F 76.8°F 72.8°F
Jul 5 72.6°F 76.6°F 72.6°F
Jul 6 73.1°F 75.9°F 73.0°F
Jul 7 73.4°F 75.8°F 73.3°F
Jul 8 73.5°F 76.3°F 73.5°F
Jul 9 74.0°F 77.6°F 73.9°F
Jul 10 74.2°F 78.3°F 74.2°F
Jul 11 74.1°F 77.4°F 74.1°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 Busan by month

In Busan, the months July through September offer comfortable swimming conditions, which amounts to 89 swimming days.
The warmest water in Busan was recorded on August 13, 2016, reaching a 85.6°F. While the coldest temperature occurred on March 1, 2025, dipping to 49.0°F. The average readings by season are 56.6°F in Winter, 57.9°F in Spring, 74.8°F in Summer, and 70.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Changwon 73.3°F 22mi
Ulsan 74.0°F 34mi
Pohang 72.8°F 67mi

* current water temperature in this city

** straight line distance from Busan