Water temperature in Seminyak

This data the coastal Seminyak 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 Seminyak

Water temperature in Seminyak today is 27.8°C. Based on our historical data over a period of ten years, the warmest water in this day in the Indian Ocean near Seminyak was recorded in 2016 and was 28.5°C, and the coldest was recorded in 2019 at 24.8°C. Sea water temperature in Seminyak is expected to drop to 26.7°C in the next 10 days. October average water temperature in Seminyak is 27°C, the minimum temperature is 24.8°C, and the maximum is 29.3°C.

The swimming season in Seminyak lasts from January to December, twelve months per year! During those months, Seminyak water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Seminyak in winter reaches 29°C, in spring 28.8°C, in summer the average temperature rises to 26.5°C, and in autumn it is 27.2°C.

Seminyak water temperature now

The sea salinity in Seminyak is 33.83‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Seminyak 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 Seminyak. 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 Seminyak. Data in table shown for 1 October 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Seminyak

Seminyak weather forecast

Current temperature and weather

Data in a table show Seminyak temperature today (1 October 2025). For more information and forecast for a few days, go to the weather forecast Seminyak.

0-3 h	3-6 h	6-9 h	9-12 h
26.8°C	26.7°C	26.7°C	27.2°C

12-15 h	15-18 h	18-21 h	21-24 h
27.5°C	27.5°C	27.5°C	27.1°C

Seminyak water temperature by month

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

The nearest beaches and cities from Seminyak 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
Legian	27.8°C	28°C		1.19 m
Canggu	27.8°C	28°C		1.19 m
Balangan Beach	27.9°C	28°C		1.37 m
Dreamland Beach	27.8°C	28°C		1.37 m
Kelanabian	28.4°C	28°C		1.18 m
Tanjun Benoa	28.4°C	28°C		1.18 m
Sanur	28.4°C	27°C		1.18 m
Uluwatu	27.8°C	28°C		1.49 m
Bualu	28.4°C	28°C		1.44 m
Nusa Dua	28.4°C	28°C		1.44 m

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Seminyak Beach

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Our report for Seminyak 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.