Water temperature in Green Turtle Cay

This data the coastal Green Turtle Cay 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 Green Turtle Cay

Water temperature in Green Turtle Cay today is 85.6°F. Based on our historical data over a period of ten years, the warmest water in this day in Green Turtle Cay was recorded in 2022 and was 87.4°F, and the coldest was recorded in 2008 at 82.4°F. Sea water temperature in Green Turtle Cay is expected to drop to 84.9°F in the next 10 days. September average water temperature in Green Turtle Cay is 84.9°F, the minimum temperature is 81°F, and the maximum is 87.6°F.

The swimming season in Green Turtle Cay lasts from January to December, twelve months per year! During those months, Green Turtle Cay water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Green Turtle Cay in winter reaches 75°F, in spring 77°F, in summer the average temperature rises to 84.4°F, and in autumn it is 81.9°F.

Green Turtle Cay water temperature now

The sea salinity in Green Turtle Cay is 36.48‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Green Turtle Cay 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 Green Turtle Cay. 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 Green Turtle Cay. Data in table shown for September 5, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Green Turtle Cay

Green Turtle Cay weather forecast

Current temperature and weather

Data in a table show Green Turtle Cay temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Green Turtle Cay.

0-3 h	3-6 h	6-9 h	9-12 h
79°F	79.7°F	80.4°F	79.7°F

12-15 h	15-18 h	18-21 h	21-24 h
78.8°F	79°F	79°F	80.2°F

Green Turtle Cay water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Green Turtle Cay. 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 Green Turtle Cay 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 Green Turtle Cay

The nearest beaches and cities from Green Turtle Cay 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
Great Guana Cay	85.5°F	80.6°F		2' 1"
Tahiti Beach	85.5°F	80.6°F		2' 3"
Great Stirrup Cay	86°F	78.8°F		1' 6"
CocoCay	86.2°F	78.8°F		1' 5"
Great Harbour Cay	86°F	78.8°F		1' 5"
Bullock Harbour	86.2°F	78.8°F		1' 5"
Freeport	86.4°F	82.4°F		1' 1"
Hoffmann's Cay	86°F	78.8°F		1' 8"
Spanish Wells	85.5°F	80.6°F		2' 2"
Bonds Cay	86.2°F	78.8°F		1' 6"

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Our report for Green Turtle Cay 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.