World sea water temperatures

Water temperature in Dry Tortugas (FL) in July

Is it warm enough to swim in Dry Tortugas in July? Average water temperature in Dry Tortugas in July is 85.6°F and therefore suitable for comfortable swimming. The warmest sea in Dry Tortugas in July is 88.5°F, and the coldest is 82.2°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Dry Tortugas

Changes water temperature in Dry Tortugas in July 2025, 2024

To get an accurate forecast for the water temperature in Dry Tortugas for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Dry Tortugas, 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 184.7°F84.9°F83.1°F86.5°F
July 284.4°F85.3°F83.3°F86.2°F
July 384.7°F85.6°F83.1°F86.5°F
July 484.7°F85.5°F82.2°F86.7°F
July 584.9°F85.1°F82.4°F86.7°F
July 684.9°F85.3°F82.4°F86.9°F
July 785.1°F85.8°F82.6°F86.9°F
July 884.4°F86.2°F82.9°F87.1°F
July 984.6°F86.2°F82.8°F87.3°F
July 1084.6°F86.2°F83.5°F87.3°F
July 1185.1°F86°F83.7°F88°F
July 1286.2°F86.5°F83.5°F88°F
July 1385.1°F86.4°F83.5°F87.8°F
July 1485.5°F86.9°F83.5°F87.8°F
July 1585.8°F86.2°F83.5°F88.3°F
Day 2025 2024 Min Max
July 1685.8°F86.5°F83.7°F87.4°F
July 1785.8°F87.1°F83.5°F88°F
July 1885.8°F87.3°F83.1°F87.8°F
July 1986°F87.6°F82.9°F88°F
July 2085.8°F86.7°F82.9°F87.6°F
July 2185.8°F86.5°F83.8°F88.3°F
July 2286°F86.9°F83.8°F88.3°F
July 2386°F87.4°F84.2°F87.6°F
July 2486.4°F87.3°F84.2°F88.5°F
July 2586.4°F87.4°F84.4°F88.3°F
July 2686.4°F87.3°F84.4°F87.6°F
July 2786°F87.1°F84.2°F87.8°F
July 2886.5°F86.9°F84.2°F87.6°F
July 2986.7°F87.4°F83.1°F87.6°F
July 3087.3°F88.2°F84.4°F88.2°F
July 3187.1°F87.3°F84.7°F87.8°F
Dry Tortugas water temp chart in July

Average water temperature in Dry Tortugas in July over a decade

20162017201820192020
85.8°F85.5°F86°F86°F85.6°F
20212022202320242025
84.2°F86°F87.4°F86.5°F85.6°F

Dry Tortugas sea state in July

Chart comparing the height of waves in Dry Tortugas 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 Dry Tortugas in July

Dry Tortugas 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

Temperature in neighboring cities

The nearest locations with the average water temperature in July. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Marquesas Keys86.2°F82.9°F90.7°F
Stock Island86.2°F82.8°F90.5°F
Fort Zachary Taylor86°F82.6°F89.8°F
Smathers Beach86°F82.6°F89.8°F
Big Coppitt Key86.4°F82.8°F90.5°F
Geiger Beach86°F82.8°F89.4°F
Sugarloaf Key86.4°F82.6°F90.3°F
Cudjoe Key86.2°F82.6°F90.1°F
Florida Keys86.2°F82.4°F90°F
Summerland Key86.2°F82.4°F90°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 Dry Tortugas 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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