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Water temperature in Saint Augustine South (FL) in July

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Is it warm enough to swim in Saint Augustine South in July? Average water temperature in Saint Augustine South in July is 82°F and therefore suitable for comfortable swimming. The warmest sea in Saint Augustine South in July is 86.4°F, and the coldest is 77.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Saint Augustine South

Changes water temperature in Saint Augustine South in July 2025, 2024

To get an accurate forecast for the water temperature in Saint Augustine South for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Saint Augustine South, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of July.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
July 180.4°F85.1°F79.3°F85.1°F
July 279.5°F84.6°F79.2°F84.6°F
July 379.2°F84.6°F79.2°F84.7°F
July 479.5°F85.1°F79.2°F85.1°F
July 578.1°F85.6°F77.7°F85.6°F
July 678.3°F85.1°F77.5°F85.5°F
July 779.3°F84.7°F77.7°F85.5°F
July 879.9°F84.6°F79.7°F85.6°F
July 980.1°F84.7°F79.5°F85.8°F
July 1080.2°F84.2°F79.2°F85.6°F
July 1180.4°F83.7°F79.3°F85.8°F
July 1280.4°F83.3°F79.3°F85.6°F
July 1380.6°F82.6°F79.5°F85.6°F
July 1480.8°F83.1°F78.1°F85.8°F
July 1581.5°F82.9°F77.9°F85.5°F
Day 2025 2024 Min Max
July 1679.9°F82.6°F78.3°F85.5°F
July 1780.2°F82.2°F79.2°F85.3°F
July 1880.2°F82°F79.7°F85.6°F
July 1979.9°F82°F79.7°F85.5°F
July 2079.3°F81.7°F79.3°F85.5°F
July 2181.5°F81.9°F79.7°F85.8°F
July 2281.7°F81.9°F80.1°F85.6°F
July 2382°F81.7°F79.9°F86.4°F
July 2481.1°F81.9°F79.9°F86.2°F
July 2581.9°F81.9°F79.5°F85.5°F
July 2681.5°F81.7°F78.8°F85.3°F
July 2783.7°F81.7°F79.3°F85.1°F
July 2884.7°F81.9°F79.5°F84.9°F
July 2984.9°F81.9°F79.7°F84.9°F
July 3084°F82°F79.5°F84.4°F
July 3184.6°F82°F78.8°F84.6°F
Saint Augustine South water temp chart in July

Average water temperature in Saint Augustine South in July over a decade

20162017201820192020
85.3°F80.8°F82.4°F81.3°F83.7°F
20212022202320242025
81.9°F83.7°F82.9°F83.1°F81°F

Saint Augustine South sea state in July

Chart comparing the height of waves in Saint Augustine South in July over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Saint Augustine South in July

Saint Augustine South water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in July?

Want to know where the water temperature in July is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Best Beach Resorts in Florida in July

Places with the warmest average sea water temperature in Florida in July. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Sarasota86.4°F83.7°F89.1°F
Key West86°F82.6°F89.8°F
Naples86.5°F83.7°F89.8°F
Miami Beach85.5°F82.4°F88.5°F
Fort Myers Beach86.4°F83.3°F90°F
Destin84.6°F81.3°F88.3°F
Fort Lauderdale85.3°F82.8°F88.5°F
Key Largo85.8°F82.6°F89.4°F
Cocoa Beach81.9°F74.7°F86°F
Clearwater Beach86.4°F83.5°F89.2°F

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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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