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

73.8

°F

October 11, 05:33

Trend:

decreasing

Yesterday:

73.9°F

Tomorrow:

73.2°F

Sunrise:

06:26

Sunset:

17:55

Day Length:

11 h. 29 min.

Busan in October

Minimum:

54.1°F

Average:

56.8°F

Maximum:

59.0°F

Sea water temperature in Busan today

As of now, in Busan, the water temperature is 73.8°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.6°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably 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 75.1°F on 2021, while the historical minimum was 70.4°F on 2022.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 72.4°F, the minimum temperature may reach 71.6°F, and the maximum might stay at 73.2°F.

Daily water temperature in Busan

Date Current Year

actual* / forecast**

last year 10 years average
Sep 27 76.8°F 79.5°F 74.9°F
Sep 28 77.6°F 79.1°F 75.0°F
Sep 29 77.3°F 78.3°F 74.9°F
Sep 30 73.7°F 78.2°F 74.3°F
Oct 1 74.9°F 79.1°F 74.1°F
Oct 2 75.1°F 77.5°F 73.8°F
Oct 3 74.9°F 77.0°F 73.7°F
Oct 4 74.5°F 76.2°F 73.5°F
Oct 5 74.3°F 74.7°F 73.1°F
Oct 6 74.1°F 74.8°F 73.1°F
Oct 7 73.9°F 74.7°F 73.0°F
Oct 8 74.3°F 74.7°F 72.8°F
Oct 9 73.3°F 75.2°F 72.8°F
Oct 10 73.9°F 74.6°F 72.3°F
Oct 11 73.8°F 74.4°F 72.2°F
Oct 12 73.2°F 74.0°F 71.5°F
Oct 13 72.7°F 72.6°F 71.1°F
Oct 14 72.7°F 72.9°F 71.0°F
Oct 15 72.4°F 72.8°F 70.7°F
Oct 16 72.2°F 74.4°F 70.6°F
Oct 17 71.9°F 73.7°F 70.3°F
Oct 18 71.6°F 73.8°F 70.0°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 88 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, 74.6°F in Summer, and 70.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Changwon 71.3°F 22mi
Ulsan 73.8°F 34mi
Pohang 72.1°F 67mi

* current water temperature in this city

** straight line distance from Busan