All data are in degrees Fahrenheit

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Water temperature in Hwaseong-si

Detailed information about the current water temperature in Hwaseong-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 Hwaseong-si now

72.5

°F

July 8, 13:17

Trend:

increasing

Yesterday:

72.1°F

Tomorrow:

73.1°F

Sunrise:

05:19

Sunset:

19:56

Day Length:

14 h. 37 min.

Hwaseong-si in July

Minimum:

40.3°F

Average:

41.6°F

Maximum:

45.1°F

Sea water temperature in Hwaseong-si today

As of now, in Hwaseong-si, the water temperature is 72.5°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 1.3°F lower than 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 rise a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. 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 78.1°F on 2025, while the historical minimum was 71.0°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 maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 73.4°F, with minimum temperature starting at 73.1°F, while the maximum might reach 73.7°F.

Daily water temperature in Hwaseong-si

Date Current Year

actual* / forecast**

last year 10 years average
Jun 24 71.4°F 70.1°F 70.3°F
Jun 25 70.3°F 70.2°F 70.0°F
Jun 26 69.0°F 70.2°F 69.9°F
Jun 27 70.3°F 70.8°F 70.1°F
Jun 28 70.1°F 70.8°F 70.3°F
Jun 29 71.9°F 71.2°F 70.6°F
Jun 30 73.5°F 72.9°F 71.5°F
Jul 1 73.7°F 73.7°F 71.6°F
Jul 2 75.0°F 75.7°F 72.3°F
Jul 3 73.1°F 75.6°F 72.5°F
Jul 4 73.8°F 74.9°F 72.7°F
Jul 5 73.6°F 75.4°F 73.1°F
Jul 6 73.6°F 75.2°F 73.2°F
Jul 7 72.1°F 77.7°F 73.5°F
Jul 8 72.5°F 78.1°F 73.8°F
Jul 9 73.1°F 80.7°F 74.4°F
Jul 10 73.3°F 80.1°F 74.6°F
Jul 11 73.5°F 82.0°F 74.9°F
Jul 12 73.4°F 81.1°F 74.7°F
Jul 13 73.7°F 80.0°F 75.0°F
Jul 14 73.4°F 77.1°F 74.8°F
Jul 15 73.7°F 76.6°F 75.0°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 Hwaseong-si by month

In Hwaseong-si, the months July through September offer comfortable swimming conditions, which amounts to 82 swimming days.
The warmest water in Hwaseong-si was recorded on August 16, 2024, reaching a 83.9°F. While the coldest temperature occurred on February 16, 2026, dipping to 32.8°F. The average readings by season are 42.0°F in Winter, 49.6°F in Spring, 74.0°F in Summer, and 67.0°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Ansan-si 72.9°F 8mi
Anyang-si 72.8°F 14mi
Incheon 75.1°F 18mi
Bucheon-si 74.9°F 20mi
Goyang-si 76.0°F 31mi

* current water temperature in this city

** straight line distance from Hwaseong-si