This data the coastal Santo Stefano Al Mare 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.
Water temperature in Santo Stefano Al Mare today is 24.6°C. Based on our historical data over a period of ten years, the warmest water in this day in Santo Stefano Al Mare was recorded in 2024 and was 26.2°C, and the coldest was recorded in 2007 at 21.5°C. Sea water temperature in Santo Stefano Al Mare is expected to drop to 23.4°C in the next 10 days. September average water temperature in Santo Stefano Al Mare is 23.3°C, the minimum temperature is 20.2°C, and the maximum is 27°C.
The swimming season in Santo Stefano Al Mare lasts from June to October. During those months, Santo Stefano Al Mare water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Santo Stefano Al Mare in winter reaches 14.5°C, in spring 15.4°C, in summer the average temperature rises to 23.8°C, and in autumn it is 20.6°C.
5 September 2025 |
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today temp |
24.6°C |
4 September 2025 |
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yesterday temp |
24.7°C |
The sea salinity in Santo Stefano Al Mare is 38.05‰, and the average salinity of the World Ocean is 35‰.
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 Santo Stefano Al Mare. 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 Santo Stefano Al Mare. 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)
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
2' 3" | 2' 0" | 1' 11" | 2' 0" |
0.68 m | 0.6 m | 0.58 m | 0.62 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
2' 3" | 2' 7" | 2' 7" | 2' 2" |
0.69 m | 0.79 m | 0.8 m | 0.66 m |
Data in a table show Santo Stefano Al Mare temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Santo Stefano Al Mare.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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22.1°C | 21.4°C | 21°C | 22.8°C |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
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22.9°C | 22.4°C | 22.8°C | 21.2°C |
You may also be interested in other sections of our site for Santo Stefano Al Mare: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Santo Stefano Al Mare. 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 Santo Stefano Al Mare 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