Water temperature in Siracusa

This data the coastal Siracusa 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 Siracusa

Water temperature in Siracusa today is 26.7°C. Based on our historical data over a period of ten years, the warmest water in this day in the Ionian Sea near Siracusa was recorded in 2024 and was 28.3°C, and the coldest was recorded in 2007 at 25.1°C. Sea water temperature in Siracusa is expected to drop to 25.9°C in the next 10 days. September average water temperature in Siracusa is 25.8°C, the minimum temperature is 23.1°C, and the maximum is 28.5°C.

The swimming season in Siracusa lasts from June to November. During those months, Siracusa water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Siracusa in winter reaches 15.8°C, in spring 16.6°C, in summer the average temperature rises to 25.1°C, and in autumn it is 23.1°C.

Siracusa water temperature now

The sea salinity in Siracusa is 38.39‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Siracusa 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 Siracusa. 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 Siracusa. 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 Siracusa

Siracusa weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
24.8°C	23.9°C	23.4°C	25.3°C

12-15 h	15-18 h	18-21 h	21-24 h
25.4°C	25.9°C	25.6°C	25.4°C

Siracusa water temperature by month

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

The nearest beaches and cities from Siracusa 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
Ortygia	26.6°C	26°C		0.35 m
Plemmirio	26.6°C	26°C		0.35 m
Arenella	26.6°C	26°C		0.35 m
Augusta	26.6°C	26°C		0.4 m
Fontane Bianche	26.6°C	26°C		0.31 m
Avola	26.5°C	26°C		0.27 m
Brucoli	26.5°C	26°C		0.34 m
Lido di Noto	26.3°C	26°C		0.27 m
Calamosche	26.3°C	26°C		0.27 m
Vendicari	26.2°C	26°C		0.21 m

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Our report for Siracusa 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.