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

54.3

°F

March 23, 07:16

Trend:

decreasing

Yesterday:

54.3°F

Tomorrow:

54.0°F

Sunrise:

06:25

Sunset:

18:37

Day Length:

12 h. 12 min.

Busan in March

Minimum:

54.7°F

Average:

56.9°F

Maximum:

58.5°F

Sea water temperature in Busan today

As of now, in Busan, the water temperature is 54.3°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 1.0°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 fall a bit.

Recent sea temperature and forecast

Today's reading indicates a minor change compared to the average water temperature of the last two weeks, but the overall trend remains steady. 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 56.9°F on 2021, while the historical minimum was 53.0°F on 2025.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 54.3°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Busan

Date Current Year

actual* / forecast**

last year 10 years average
Mar 9 55.6°F 50.3°F 54.3°F
Mar 10 54.8°F 51.9°F 54.6°F
Mar 11 54.9°F 51.3°F 54.8°F
Mar 12 54.2°F 53.0°F 54.8°F
Mar 13 54.8°F 53.4°F 54.9°F
Mar 14 54.6°F 53.0°F 55.1°F
Mar 15 53.4°F 52.9°F 54.6°F
Mar 16 53.4°F 53.2°F 54.9°F
Mar 17 54.1°F 53.0°F 54.9°F
Mar 18 53.5°F 53.1°F 54.8°F
Mar 19 54.3°F 52.3°F 54.9°F
Mar 20 54.7°F 51.9°F 54.9°F
Mar 21 54.6°F 51.2°F 55.0°F
Mar 22 54.3°F 52.7°F 55.3°F
Mar 23 54.3°F 53.0°F 55.3°F
Mar 24 54.0°F 50.8°F 55.0°F
Mar 25 54.0°F 50.3°F 55.0°F
Mar 26 54.4°F 53.0°F 55.4°F
Mar 27 54.5°F 53.2°F 55.5°F
Mar 28 54.5°F 53.7°F 55.5°F
Mar 29 54.4°F 53.7°F 55.4°F
Mar 30 54.2°F 53.7°F 55.2°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 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, 57.8°F in Spring, 74.8°F in Summer, and 70.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Changwon 49.8°F 22mi
Ulsan 55.7°F 34mi
Pohang 55.3°F 67mi

* current water temperature in this city

** straight line distance from Busan