World sea water temperatures

Water temperature in Cayo Santa Maria

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This data the coastal Cayo Santa Maria 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 Cayo Santa Maria

Water temperature in Cayo Santa Maria today is 30.9°C. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Cayo Santa Maria was recorded in 2021 and was 31°C, and the coldest was recorded in 2008 at 29.1°C. Sea water temperature in Cayo Santa Maria is expected to drop to 30°C in the next 10 days. September average water temperature in Cayo Santa Maria is 29.9°C, the minimum temperature is 28°C, and the maximum is 31.7°C.

The swimming season in Cayo Santa Maria lasts from January to December, twelve months per year! During those months, Cayo Santa Maria water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Cayo Santa Maria in winter reaches 25.3°C, in spring 26.7°C, in summer the average temperature rises to 29.6°C, and in autumn it is 28.6°C.

Cayo Santa Maria water temperature now


5 September 2025
today temp
30.9°C
4 September 2025
yesterday temp
30.9°C


The sea salinity in Cayo Santa Maria is 36.93‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Cayo Santa Maria 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 Cayo Santa Maria. 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 Cayo Santa Maria. 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 h3-6 h6-9 h9-12 h
0' 7"0' 7"0' 6"0' 6"
0.19 m0.17 m0.16 m0.16 m
12-15 h15-18 h18-21 h21-24 h
0' 7"0' 6"0' 5"0' 7"
0.18 m0.14 m0.13 m0.19 m

Surf report in Cayo Santa Maria

Cayo Santa Maria wave height and direction

Cayo Santa Maria weather forecast

Cayo Santa Maria wind speed and direction

Current temperature and weather

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

0-3 h3-6 h6-9 h9-12 h
26.8°C27.7°C27.6°C27.9°C
12-15 h15-18 h18-21 h21-24 h
28.8°C29.5°C29.4°C29.3°C

You may also be interested in other sections of our site for Cayo Santa Maria: Sunrise and Sunset, Tides

Cayo Santa Maria water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Cayo Santa Maria. 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 Cayo Santa Maria 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 Cayo Santa Maria

Water temperature in Cayo Santa Maria

Where is the warmest sea water in the world?

If you want to plan a vacation on the beach and enjoy the warm sea, choose the day of the year, region and the minimum comfortable sea/ocean temperature that interests you. As a result, you will get a list of countries and cities in which the average sea temperature or maximum temperature on this day over the past 10 years exceeds your chosen value

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

Nearby beaches and cities

The nearest beaches and cities from Cayo Santa Maria 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

WaterWeatherWave
Cayo Ensenachos31°C29°C0.15 m
Pilar Beach30.8°C30°C0.18 m
Cayo Guillermo30.8°C28°C0.18 m
Caibarien31°C30°C0.1 m
Jucaro31°C31°C0.1 m
Trinidad30.9°C28°C0.18 m
Playa Ancon30.9°C28°C0.22 m
Cienfuegos30.9°C26°C0.23 m
Andros Island30.7°C29°C0.43 m
Jardines de la Reina31.1°C30°C0.26 m

Cuba photo gallery

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If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Your comments

✎ Crystal clear water, sand like a flour. Best beach in Cuba


✎ Probably best beach in the world - it earned its slogan "Hidden paridise" - so clean water - so clean sand not even a sea shells broken - just pure fine sand and water like from the tab - crystal clear. This was first week in July.


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Cayo Santa Maria has a "Blue Flag" [1] award

This place is suitable for families with children

Cayo Santa Maria is equipped for disabled people

Current rating: 5,0 (6 votes cast)

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Cayo Santa Maria 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.

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