All data are in degrees Fahrenheit

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Water temperature in Changwon

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

79.3

°F

September 11, 04:21

Trend:

stable

Yesterday:

79.6°F

Tomorrow:

79.3°F

Sunrise:

06:04

Sunset:

18:39

Day Length:

12 h. 35 min.

Changwon in September

Minimum:

46.1°F

Average:

51.0°F

Maximum:

55.7°F

Sea water temperature in Changwon today

As of now, in Changwon, the water temperature is 79.3°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 stay about the same.

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 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 82.8°F on 2024, while the historical minimum was 75.1°F on 2025.

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 shows a gradual cooling trend. The average temperature is expected to be 78.9°F, the minimum temperature may reach 78.5°F, and the maximum might stay at 79.3°F.

Daily water temperature in Changwon

Date Current Year

actual* / forecast**

last year 10 years average
Aug 28 85.2°F 80.9°F 80.5°F
Aug 29 84.7°F 82.4°F 80.3°F
Aug 30 84.4°F 81.8°F 80.2°F
Aug 31 84.3°F 81.8°F 79.9°F
Sep 1 84.0°F 81.5°F 79.7°F
Sep 2 84.3°F 81.4°F 79.6°F
Sep 3 84.3°F 78.4°F 79.2°F
Sep 4 83.5°F 79.1°F 79.2°F
Sep 5 84.3°F 79.2°F 79.3°F
Sep 6 83.3°F 79.3°F 79.3°F
Sep 7 81.0°F 79.9°F 78.6°F
Sep 8 81.2°F 81.3°F 78.5°F
Sep 9 80.4°F 78.8°F 78.2°F
Sep 10 79.6°F 77.1°F 78.0°F
Sep 11 79.3°F 75.1°F 77.7°F
Sep 12 79.3°F 75.3°F 77.7°F
Sep 13 79.1°F 75.3°F 77.6°F
Sep 14 79.1°F 74.6°F 77.5°F
Sep 15 78.8°F 74.4°F 77.3°F
Sep 16 78.8°F 77.7°F 77.2°F
Sep 17 78.5°F 78.5°F 76.9°F
Sep 18 78.5°F 78.7°F 76.9°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 Changwon by month

In Changwon, the months July through September offer comfortable swimming conditions, which amounts to 94 swimming days.
The warmest water in Changwon was recorded on September 20, 2024, reaching a 86.2°F. While the coldest temperature occurred on February 13, 2025, dipping to 40.0°F. The average readings by season are 51.7°F in Winter, 56.3°F in Spring, 76.1°F in Summer, and 69.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Busan 79.0°F 22mi
Ulsan 79.7°F 42mi
Pohang 80.5°F 67mi

* current water temperature in this city

** straight line distance from Changwon