This data the coastal Costa Maya ocean 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 Costa Maya today is 86.5°F. Based on our historical data over a period of ten years, the warmest water in this day in the Caribbean Sea near Costa Maya was recorded in 2024 and was 86.9°F, and the coldest was recorded in 2013 at 84.2°F. Sea water temperature in Costa Maya is expected to drop to 85.3°F in the next 10 days. September average water temperature in Costa Maya is 85.3°F, the minimum temperature is 83.5°F, and the maximum is 87.6°F.
The swimming season in Costa Maya lasts from January to December, twelve months per year! During those months, Costa Maya water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Costa Maya in winter reaches 80.8°F, in spring 81.5°F, in summer the average temperature rises to 84.2°F, and in autumn it is 84.4°F.
September 5, 2025 |
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today temp |
86.5°F |
September 4, 2025 |
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yesterday temp |
86.5°F |
The ocean salinity in Costa Maya is 36.16‰, 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 Costa Maya. 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 Costa Maya. Data in table shown for September 6, 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 |
---|---|---|---|
1' 4" | 1' 5" | 1' 6" | 1' 5" |
0.4 m | 0.43 m | 0.45 m | 0.43 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
1' 5" | 1' 5" | 1' 6" | 1' 7" |
0.42 m | 0.42 m | 0.46 m | 0.48 m |
Data in a table show Costa Maya temperature today (September 6, 2025). For more information and forecast for a few days, go to the weather forecast Costa Maya.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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![]() | ![]() | ![]() | ![]() |
83.1°F | 82.6°F | 82.6°F | 84.9°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
86.9°F | 88.3°F | 84.9°F | 83.8°F |
You may also be interested in other sections of our site for Costa Maya: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Costa Maya. 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 Costa Maya 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
Month | Avr | Min | Max | |
---|---|---|---|---|
January | 80.6°F | 77.9°F | 82.9°F | hot |
Ocean water temperature in Costa Maya in January | ||||
February | 80.2°F | 78.3°F | 81.9°F | hot |
Ocean water temperature in Costa Maya in February | ||||
March | 80.4°F | 78.1°F | 83.1°F | hot |
Ocean water temperature in Costa Maya in March | ||||
April | 81.3°F | 79.2°F | 83.3°F | hot |
Ocean water temperature in Costa Maya in April | ||||
May | 82.9°F | 80.6°F | 85.3°F | hot |
Ocean water temperature in Costa Maya in May | ||||
June | 83.7°F | 81.5°F | 86.5°F | hot |
Ocean water temperature in Costa Maya in June | ||||
July | 84.2°F | 81.1°F | 86°F | hot |
Ocean water temperature in Costa Maya in July | ||||
August | 84.9°F | 82.8°F | 86.9°F | hot |
Ocean water temperature in Costa Maya in August | ||||
September | 85.3°F | 83.5°F | 87.6°F | hot |
Ocean water temperature in Costa Maya in September | ||||
October | 84.7°F | 81.5°F | 87.8°F | hot |
Ocean water temperature in Costa Maya in October | ||||
November | 83.1°F | 79.9°F | 85.5°F | hot |
Ocean water temperature in Costa Maya in November | ||||
December | 81.7°F | 78.1°F | 84°F | hot |
Ocean water temperature in Costa Maya in December |