Water temperature in Saga Shi

This data the coastal Saga Shi 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 Saga Shi

Water temperature in Saga Shi today is 18.7°C. Based on our historical data over a period of ten years, the warmest water in this day in Saga Shi was recorded in 2007 and was 21.7°C, and the coldest was recorded in 2022 at 18.1°C. Sea water temperature in Saga Shi is expected to rise to 19.2°C in the next 10 days. November average water temperature in Saga Shi is 19.3°C, the minimum temperature is 15°C, and the maximum is 22.1°C.

The swimming season in Saga Shi lasts from May to November. During those months, Saga Shi water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Saga Shi in winter reaches 14.2°C, in spring 16.3°C, in summer the average temperature rises to 26°C, and in autumn it is 22.9°C.

Saga Shi water temperature now

The sea salinity in Saga Shi is 28.20‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Saga Shi 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 Saga Shi. 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 Saga Shi. Data in table shown for 8 November 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Saga Shi

Saga Shi weather forecast

Current temperature and weather

Data in a table show Saga Shi temperature today (8 November 2025). For more information and forecast for a few days, go to the weather forecast Saga Shi.

0-3 h	3-6 h	6-9 h	9-12 h
14.4°C	13.7°C	13.2°C	16.6°C

12-15 h	15-18 h	18-21 h	21-24 h
21.5°C	22.7°C	18.7°C	16.6°C

Saga Shi water temperature by month

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

The nearest beaches and cities from Saga Shi 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
Shiida	19.6°C	18°C		0.41 m
Kitakysh	20.2°C	19°C		0.32 m
Kanda	19.3°C	19°C		0.27 m
Nakatsu	19.4°C	18°C		0.39 m
Shimonoseki	19.7°C	19°C		0.27 m
Beppu	21.9°C	18°C		0.73 m
Oita	21.9°C	18°C		0.73 m
Hiji	21.9°C	18°C		0.73 m
Ube	20.9°C	18°C		0.28 m
Kitsuki	21.9°C	19°C		0.73 m

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Our report for Saga Shi 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.