All data are in degrees Fahrenheit

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Water temperature in Goyang-si

Detailed information about the current water temperature in Goyang-si. 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 Goyang-si now

79.7

°F

August 25, 13:49

Trend:

stable

Yesterday:

79.7°F

Tomorrow:

79.3°F

Sunrise:

05:56

Sunset:

19:13

Day Length:

13 h. 17 min.

Goyang-si in September

Minimum:

37.7°F

Average:

40.5°F

Maximum:

43.9°F

Sea water temperature in Goyang-si today

As of now, in Goyang-si, the water temperature is 79.7°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.7°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 slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 81.1°F on 2025, while the historical minimum was 76.6°F on 2020.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 78.5°F, the minimum temperature may reach 77.9°F, and the maximum might stay at 79.3°F.

Daily water temperature in Goyang-si

Date Current Year

actual* / forecast**

last year 10 years average
Aug 11 81.2°F 79.4°F 80.2°F
Aug 12 82.0°F 81.1°F 80.6°F
Aug 13 81.8°F 80.9°F 80.7°F
Aug 14 81.0°F 81.0°F 80.7°F
Aug 15 80.4°F 79.4°F 80.2°F
Aug 16 80.6°F 79.0°F 80.0°F
Aug 17 80.4°F 79.4°F 79.9°F
Aug 18 79.9°F 79.3°F 79.7°F
Aug 19 80.4°F 81.6°F 79.6°F
Aug 20 80.2°F 80.9°F 79.5°F
Aug 21 80.3°F 80.7°F 79.7°F
Aug 22 80.3°F 80.8°F 79.5°F
Aug 23 79.6°F 81.1°F 79.2°F
Aug 24 79.7°F 81.4°F 79.0°F
Aug 25 79.7°F 81.1°F 79.0°F
Aug 26 79.3°F 80.8°F 78.6°F
Aug 27 79.0°F 81.1°F 78.3°F
Aug 28 78.4°F 80.5°F 77.7°F
Aug 29 78.4°F 80.2°F 77.7°F
Aug 30 78.4°F 81.3°F 77.6°F
Aug 31 78.1°F 80.6°F 77.4°F
Sep 1 77.9°F 80.6°F 77.2°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 Goyang-si by month

In Goyang-si, the months July through September offer comfortable swimming conditions, which amounts to 81 swimming days.
The warmest water in Goyang-si was recorded on August 8, 2026, reaching a 85.4°F. While the coldest temperature occurred on February 16, 2026, dipping to 33.7°F. The average readings by season are 41.0°F in Winter, 51.1°F in Spring, 74.8°F in Summer, and 65.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Bucheon-si 81.3°F 11mi
Incheon 81.4°F 16mi
Anyang-si 78.9°F 19mi
Ansan-si 79.1°F 23mi
Hwaseong-si 78.7°F 31mi

* current water temperature in this city

** straight line distance from Goyang-si