Water temperature in Thanh Hoa

This data the coastal Thanh Hoa sea water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current sea temperature in Thanh Hoa

Water temperature in Thanh Hoa today is 30.8°C. Based on our historical data over a period of ten years, the warmest water in this day in the Gulf Of Tonkin near Thanh Hoa was recorded in 2020 and was 31.6°C, and the coldest was recorded in 2008 at 29°C. Sea water temperature in Thanh Hoa is expected to drop to 29.7°C in the next 10 days. September average water temperature in Thanh Hoa is 29.8°C, the minimum temperature is 27.8°C, and the maximum is 31.8°C.

The swimming season in Thanh Hoa lasts from January to December, twelve months per year! During those months, Thanh Hoa water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Thanh Hoa in winter reaches 21°C, in spring 24.7°C, in summer the average temperature rises to 30.1°C, and in autumn it is 27.7°C.

Thanh Hoa water temperature now

The sea salinity in Thanh Hoa is 32.12‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Thanh Hoa for today

Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Thanh Hoa. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Thanh Hoa. Data in table shown for 6 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Thanh Hoa

Thanh Hoa weather forecast

Current temperature and weather

Data in a table show Thanh Hoa temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Thanh Hoa.

0-3 h	3-6 h	6-9 h	9-12 h
26°C	25.3°C	25°C	29.9°C

12-15 h	15-18 h	18-21 h	21-24 h
32.8°C	30.3°C	27.5°C	26.5°C

Thanh Hoa water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Thanh Hoa. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Thanh Hoa on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

Chart monthly average water temperature in Thanh Hoa

The nearest beaches and cities from Thanh Hoa with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
Cat Ba	30.1°C	30°C		0.12 m
Tra Co Beach	30.6°C	30°C		0.13 m
Changhua	28.6°C	30°C		0.08 m
Fangcheng	31.1°C	30°C		0.12 m
Fangchenggang	31.1°C	30°C		0.12 m
Yinggehai	28.3°C	29°C		0.16 m
Baimajing	29.7°C	29°C		0.07 m
Paipu	29.7°C	29°C		0.07 m
Leluo	28.6°C	29°C		0.21 m
Eman	29.4°C	30°C		0.06 m

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Our report for Thanh Hoa is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.