World sea water temperatures

Water temperature in Treasure Cay

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This data the coastal Treasure 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 Treasure Cay

Water temperature in Treasure Cay today is 85.6°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Treasure 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 Treasure Cay is expected to drop to 84.9°F in the next 10 days. September average water temperature in Treasure Cay is 84.9°F, the minimum temperature is 81°F, and the maximum is 88°F.

The swimming season in Treasure Cay lasts from January to December, twelve months per year! During those months, Treasure Cay water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Treasure Cay in winter reaches 74.7°F, in spring 77.2°F, in summer the average temperature rises to 84.6°F, and in autumn it is 81.7°F.

Treasure Cay water temperature now


September 5, 2025
today temp
85.6°F
September 4, 2025
yesterday temp
85.8°F


The sea salinity in Treasure Cay is 36.55‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Treasure 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 Treasure 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 Treasure 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)

0-3 h3-6 h6-9 h9-12 h
1' 7"1' 7"1' 7"1' 7"
0.49 m0.47 m0.47 m0.47 m
12-15 h15-18 h18-21 h21-24 h
1' 6"1' 8"1' 8"1' 7"
0.46 m0.52 m0.52 m0.48 m

Surf report in Treasure Cay

Treasure Cay wave height and direction

Treasure Cay weather forecast

Treasure Cay wind speed and direction

Current temperature and weather

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

0-3 h3-6 h6-9 h9-12 h
80.8°F80.4°F80.1°F80.1°F
12-15 h15-18 h18-21 h21-24 h
79.7°F79.9°F80.2°F81°F

You may also be interested in other sections of our site for Treasure Cay: Sunrise and Sunset, Tides

Treasure Cay water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Treasure 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 Treasure 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

MonthAvrMinMax
January74.3°F67.5°F77.9°Fwarm
Sea water temperature in Treasure Cay in January
February74.1°F69.4°F78.3°Fwarm
Sea water temperature in Treasure Cay in February
March74.8°F70.5°F79.3°Fwarm
Sea water temperature in Treasure Cay in March
April76.8°F72.7°F81.9°Fwarm
Sea water temperature in Treasure Cay in April
May79.7°F75.4°F86.4°Fhot
Sea water temperature in Treasure Cay in May
June82.9°F77.4°F87.8°Fhot
Sea water temperature in Treasure Cay in June
July85.1°F81.9°F89.1°Fhot
Sea water temperature in Treasure Cay in July
August85.8°F82.8°F89.4°Fhot
Sea water temperature in Treasure Cay in August
September84.9°F81°F88°Fhot
Sea water temperature in Treasure Cay in September
October82°F76.8°F86.7°Fhot
Sea water temperature in Treasure Cay in October
November78.3°F71.4°F82.6°Fhot
Sea water temperature in Treasure Cay in November
December75.7°F71.1°F80.1°Fwarm
Sea water temperature in Treasure Cay in December

Chart monthly average water temperature in Treasure Cay

Water temperature in Treasure Cay

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 60°F
 Average temperature  Maximum temperature

Nearby beaches and cities

The nearest beaches and cities from Treasure 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

WaterWeatherWave
Green Turtle Cay85.6°F78.8°F1' 8"
Great Guana Cay85.5°F80.6°F2' 1"
Hope Town85.5°F80.6°F2' 4"
Tahiti Beach85.5°F80.6°F2' 3"
Elbow Cay85.5°F80.6°F2' 4"
Great Stirrup Cay86°F78.8°F1' 6"
Grand Bahama86°F82.4°F0' 11"
Great Harbour Cay86°F78.8°F1' 5"
CocoCay86.2°F78.8°F1' 5"
Bullock Harbour86.2°F78.8°F1' 5"

Treasure Cay photo gallery

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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 Treasure 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.

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