Water temperature in Xiashan

This data the coastal Xiashan 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 Xiashan

Water temperature in Xiashan today is 29.3°C. Based on our historical data over a period of ten years, the warmest water in this day in Xiashan was recorded in 2021 and was 28.7°C, and the coldest was recorded in 2011 at 24.8°C. Sea water temperature in Xiashan is expected to drop to 24.8°C in the next 10 days. September average water temperature in Xiashan is 27.2°C, the minimum temperature is 24.3°C, and the maximum is 31.9°C.

The swimming season in Xiashan lasts from May to October. During those months, Xiashan water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Xiashan in winter reaches 11.6°C, in spring 15°C, in summer the average temperature rises to 27°C, and in autumn it is 23.2°C.

Xiashan water temperature now

The sea salinity in Xiashan is 22.08‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Xiashan 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 Xiashan. 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 Xiashan. Data in table shown for 26 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Xiashan

Xiashan weather forecast

Current temperature and weather

Data in a table show Xiashan temperature today (26 September 2025). For more information and forecast for a few days, go to the weather forecast Xiashan.

0-3 h	3-6 h	6-9 h	9-12 h
21.9°C	22°C	21.8°C	28.8°C

12-15 h	15-18 h	18-21 h	21-24 h
32.2°C	31.8°C	25.2°C	22.9°C

Xiashan water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Xiashan. 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 Xiashan 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 Xiashan

The nearest beaches and cities from Xiashan 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
Xidian	28.9°C	32°C		0.07 m
Yishi	27.5°C	32°C		0.07 m
Ningbo	28°C	32°C		0.07 m
Zhoushan	27.8°C	28°C		0.19 m
Xiazhi	27.5°C	28°C		0.34 m
Cengang	28.1°C	28°C		0.08 m
Cezi	28.1°C	28°C		0.1 m
Jiguan	27.7°C	28°C		0.29 m
Jiaojiang	28.4°C	29°C		0.27 m
Qiansuo	28.4°C	29°C		0.27 m

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Our report for Xiashan 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.