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Reisui
Water Temperature in the East China Sea in Reisui, South Korea: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Reisui in South Korea, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Current Water Temperature in Reisui
9.6°C
TODAY
9.5°C
YESTERDAY
9.4°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the East China Sea in Reisui is 9.6°C. This is still cool water, suitable only for experienced swimmers or those accustomed to cold water. Swimming in such conditions is possible, but not recommended for prolonged periods. Extra caution should be taken during extended exposure, as the cold water can cause heat loss and lead to hypothermia. For added comfort, special clothing can be used.
It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart for East China Sea in Reisui Over the Last 30 Days
The water temperature in Reisui today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.
According to our forecast, the sea temperature in Reisui will rise slightly in the coming days and reach 11.1°C.
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts across South Korea to enhance accuracy.
Water temperature data for Reisui and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Table of Daily Sea Temperature Data
Date | Current | Average | Forecast |
---|---|---|---|
Mar 20 | 9.4°C | 11.5°C | |
Mar 21 | 9.3°C | 10.8°C | |
Mar 22 | 7.9°C | 11.3°C | |
Mar 23 | 8.0°C | 11.0°C | |
Mar 24 | 8.2°C | 11.5°C | |
Mar 25 | 7.9°C | 11.5°C | |
Mar 26 | 9.5°C | 11.8°C | |
Mar 27 | 9.7°C | 12.8°C | |
Mar 28 | 12.3°C | 9.9°C | |
Mar 29 | 12.5°C | 10.2°C | |
Mar 30 | 11.5°C | 10.3°C | |
Mar 31 | 11.8°C | 10.5°C | |
Apr 1 | 11.8°C | 10.6°C | |
Apr 2 | 12.0°C | 10.7°C | |
Apr 3 | 12.3°C | 10.9°C | |
Apr 4 | 12.5°C | 11.1°C |
Sea Temperature in Reisui Throughout the Year
Throughout the year, the sea temperature in Reisui exceeds 77°F (25°C) for 45 days, exceeds 72°F (22°C) for 97 days, and exceeds 64°F (18°C) for 159 days.
Below is the annual chart of sea temperature changes in the East China Sea in Reisui.

January
Minimum | Average | Maximum |
---|---|---|
9°C | 12°C | 15°C |
February
Minimum | Average | Maximum |
---|---|---|
8°C | 11°C | 14°C |
March
Minimum | Average | Maximum |
---|---|---|
9°C | 11.5°C | 14°C |
April
Minimum | Average | Maximum |
---|---|---|
10°C | 13°C | 16°C |
May
Minimum | Average | Maximum |
---|---|---|
13°C | 16.5°C | 20°C |
June
Minimum | Average | Maximum |
---|---|---|
16°C | 20°C | 24°C |
July
Minimum | Average | Maximum |
---|---|---|
19°C | 23.5°C | 28°C |
August
Minimum | Average | Maximum |
---|---|---|
22°C | 25.5°C | 29°C |
September
Minimum | Average | Maximum |
---|---|---|
21°C | 25°C | 29°C |
October
Minimum | Average | Maximum |
---|---|---|
17°C | 21.5°C | 26°C |
November
Minimum | Average | Maximum |
---|---|---|
13°C | 17.5°C | 22°C |
December
Minimum | Average | Maximum |
---|---|---|
11°C | 13.5°C | 16°C |
Monthly Water Temperature Histogram for East China Sea in Reisui
You can explore detailed data on how the water temperature in Reisui varies each month:
What Beaches Are There In and Around Reisui?
Manseong-Ri Black Sand Beach
Manseong-Ri Black Sand Beach is a 5-stars sandy beach, located in a 4 km (2 miles) radius of Reisui. There are lifeguards on the beach. There is parking. There are restrooms. There are cafés. Manseong-Ri Black Sand Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. Snorkeling is possible. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.
Reisui Weather
MARCH 28
0°C / 9°C
overcast clouds: 85-100%humidity: 40% | wind: 5 km/h
MARCH 29
-1°C / 10°C
scattered clouds: 25-50%humidity: 38% | wind: 4 km/h
MARCH 30
1°C / 12°C
overcast clouds: 85-100%humidity: 37% | wind: 2 km/h
MARCH 31
3°C / 15°C
scattered clouds: 25-50%humidity: 38% | wind: 2 km/h



Sea Temperature in the East China Sea in Reisui: General Trends and Swimming Opportunities
The coastal areas of South Korea, such as Busan, have a humid subtropical climate with moderate to heavy rainfall throughout the year and mild winters. Summers are typically hot, humid, and rainy, with monsoons, while the spring and fall seasons bring pleasant, mild temperatures.
Reisui is located in Asia in the Northern Hemisphere at a latitude of 35 degrees, along the shores of the East China Sea. Reisui lies within in South Korea.
The average annual daytime air temperature in Reisui is 19°C (66°F), with the average nighttime temperature being 10°C (50°F). The highest average daily temperature occurs in August, reaching 29°C (85°F), while the lowest is in January at 8°C (47°F). As for nighttime temperatures, the minimum average temperature of -2°C (29°F) is recorded in January, and the maximum is in August, reaching 23°C (73°F).
According to historical data, Reisui experiences 109 rainy days per year, which accounts for 30 percent of all days in the year. On average, there are 9 rainy days each month. The wettest month is August, with 13 rainy days and 245 mm (9.6 inches) of precipitation, while the driest month is October, which typically has 6 rainy days and only 61 mm (2.4 inches) of precipitation.
The average annual water temperature in East China Sea in Reisui is 18°C (64°F). In February, the water reaches its lowest point of the year at 8°C (46°F), while in August, it peaks at 29°C (84°F). The months suitable for comfortable beach vacations and swimming in the East China Sea are August, and September. During this period, the water temperature stays above 20°C (68°F) and can reach up to 29°C (84°F) on some days.
Geographical Location of Reisui
Frequently Asked Questions About Reisui and its Water Temperatures
What is the current sea temperature in Reisui?
The water temperature today in the East China Sea in Reisui is 49°F (9.6°C).
In which months is the water temperature in Reisui comfortable for swimming?
The water temperature in the East China Sea in Reisui is comfortable for swimming and beach vacations in August, and September.
What is the water temperature in Reisui during the winter?
The water temperature in the East China Sea in Reisui during the winter ranges from 8°C to 16°C (46°F to 61°F).
What is the water temperature in Reisui during the spring?
The water temperature in the East China Sea in Reisui during the spring ranges from 9°C to 20°C (48°F to 68°F).
What is the water temperature in Reisui during the summer?
The water temperature in the East China Sea in Reisui during the summer ranges from 16°C to 29°C (61°F to 84°F).
What is the water temperature in Reisui during the fall?
The water temperature in the East China Sea in Reisui during the fall ranges from 13°C to 29°C (55°F to 84°F).
Is it possible to swim in the sea in Reisui at any time of the year?
The East China Sea in Reisui is quite cool, and swimming is only possible in June, July, August, September, October, and November when the water temperature reaches 21°C (70°F).
What sea temperatures can I expect in Reisui in the next month?
In April, the water temperature in the East China Sea in Reisui will range between 50°F (10°C) and 61°F (16°C)