This data the coastal Huatulco 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 Huatulco today is 86.5°F. Based on our historical data over a period of ten years, the warmest water in this day in the Pacific Ocean near Huatulco was recorded in 2015 and was 87.4°F, and the coldest was recorded in 2013 at 84°F. Sea water temperature in Huatulco is expected to drop to 85.6°F in the next 10 days. September average water temperature in Huatulco is 85.8°F, the minimum temperature is 82.2°F, and the maximum is 88.3°F.
The swimming season in Huatulco lasts from January to December, twelve months per year! During those months, Huatulco water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Huatulco in winter reaches 81.9°F, in spring 83.3°F, in summer the average temperature rises to 86°F, and in autumn it is 85.1°F.
September 17, 2025 |
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today temp |
86.5°F |
September 16, 2025 |
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yesterday temp |
86.5°F |
The ocean salinity in Huatulco is 33.98‰, 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 Huatulco. 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 Huatulco. Data in table shown for September 17, 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 |
---|---|---|---|
7' 5" | 7' 4" | 7' 3" | 7' 1" |
2.25 m | 2.24 m | 2.22 m | 2.15 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
6' 11" | 6' 11" | 6' 11" | 6' 10" |
2.12 m | 2.11 m | 2.1 m | 2.08 m |
Data in a table show Huatulco temperature today (September 17, 2025). For more information and forecast for a few days, go to the weather forecast Huatulco.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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75°F | 73.8°F | 73.6°F | 81.5°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
84.7°F | 82.6°F | 78.3°F | 75.2°F |
You may also be interested in other sections of our site for Huatulco: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Huatulco. 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 Huatulco 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 | |
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January | 81.5°F | 74.8°F | 84.9°F | hot |
Ocean water temperature in Huatulco in January | ||||
February | 81.9°F | 75°F | 85.5°F | hot |
Ocean water temperature in Huatulco in February | ||||
March | 81.9°F | 76.5°F | 85.5°F | hot |
Ocean water temperature in Huatulco in March | ||||
April | 82.9°F | 74.7°F | 86.7°F | hot |
Ocean water temperature in Huatulco in April | ||||
May | 85.3°F | 81.1°F | 87.8°F | hot |
Ocean water temperature in Huatulco in May | ||||
June | 85.8°F | 83.7°F | 89.2°F | hot |
Ocean water temperature in Huatulco in June | ||||
July | 85.8°F | 82.6°F | 89.4°F | hot |
Ocean water temperature in Huatulco in July | ||||
August | 86.2°F | 83.5°F | 88.5°F | hot |
Ocean water temperature in Huatulco in August | ||||
September | 85.8°F | 82.2°F | 88.3°F | hot |
Ocean water temperature in Huatulco in September | ||||
October | 85.3°F | 80.2°F | 87.8°F | hot |
Ocean water temperature in Huatulco in October | ||||
November | 84°F | 77.7°F | 87.3°F | hot |
Ocean water temperature in Huatulco in November | ||||
December | 82°F | 75.2°F | 86°F | hot |
Ocean water temperature in Huatulco in December |