World sea water temperatures

Saint Augustine South water temp

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This data the coastal Saint Augustine South 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.

Current ocean temperature in Saint Augustine South

Water temperature in Saint Augustine South today is 82.6°F. Based on our historical data over a period of ten years, the warmest water in this day in Saint Augustine South was recorded in 2020 and was 85.3°F, and the coldest was recorded in 2008 at 80.2°F. Sea water temperature in Saint Augustine South is expected to rise to 82.8°F in the next 10 days. September average water temperature in Saint Augustine South is 82.6°F, the minimum temperature is 78.6°F, and the maximum is 85.5°F.

The swimming season in Saint Augustine South lasts from April to November. During those months, Saint Augustine South water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Saint Augustine South in winter reaches 64°F, in spring 70°F, in summer the average temperature rises to 81.5°F, and in autumn it is 77.2°F.

Saint Augustine South water temperature now


September 5, 2025
today temp
82.6°F
September 4, 2025
yesterday temp
83.7°F


The ocean salinity in Saint Augustine South is 35.74‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Saint Augustine South 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 Saint Augustine South. 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 Saint Augustine South. 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' 6"1' 5"1' 4"1' 3"
0.45 m0.43 m0.41 m0.39 m
12-15 h15-18 h18-21 h21-24 h
1' 5"1' 7"1' 8"1' 8"
0.42 m0.47 m0.51 m0.51 m

Surf report in Saint Augustine South

Saint Augustine South wave height and direction

Saint Augustine South weather forecast

Saint Augustine South wind speed and direction

Current temperature and weather

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

0-3 h3-6 h6-9 h9-12 h
79.9°F79°F78.4°F80.6°F
12-15 h15-18 h18-21 h21-24 h
82.4°F82.6°F81.9°F81.1°F

You may also be interested in other sections of our site for Saint Augustine South: Sunrise and Sunset, Tides

Saint Augustine South water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Saint Augustine South. 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 Saint Augustine South 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 Saint Augustine South

Water temperature in Saint Augustine South

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

Best places and resort to visit in Florida

The most popular beaches and cities in Florida with sea temperature today, weather, air temperature and sea state (wave height)

WaterWeatherWave
Sarasota86°F86°F1' 1"
Key West87.8°F84.2°F2' 8"
Naples87.6°F80.6°F1' 2"
Miami Beach87.1°F82.4°F1' 5"
Fort Myers Beach87.3°F82.4°F1' 1"
Destin83.5°F87.8°F0' 6"
Fort Lauderdale87.3°F82.4°F2' 0"
Key Largo87.4°F82.4°F1' 7"
Cocoa Beach85.3°F84.2°F1' 1"
Clearwater Beach84.6°F87.8°F0' 10"

Florida photo gallery

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  • Masses of Man O’Wars visit Panama City  Beach, Florida•3/11/2023•by Abby Simpson
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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 Saint Augustine South 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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