World sea water temperatures

Water temperature in Dry Tortugas (FL) in January

Is it warm enough to swim in Dry Tortugas in January? Average water temperature in Dry Tortugas in January is 74.1°F and therefore suitable for comfortable swimming. The warmest sea in Dry Tortugas in January is 79.3°F, and the coldest is 67.1°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 January 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 January.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
January 176.6°F74.3°F70.5°F79.2°F
January 276.1°F74.3°F71.4°F79.3°F
January 375.6°F74.7°F71.8°F78.8°F
January 475°F74.1°F72°F78.1°F
January 575°F74.5°F72.7°F77.9°F
January 675.7°F75.2°F72.1°F77.5°F
January 775°F75.4°F71.1°F77.9°F
January 874.3°F75.2°F70.9°F78.1°F
January 973.6°F74.8°F70.5°F78.4°F
January 1073.4°F75.2°F70.7°F78.6°F
January 1173.6°F74.7°F70.9°F77.9°F
January 1272.5°F75.9°F70.9°F77.4°F
January 1373.2°F76.1°F70.3°F77.2°F
January 1474.1°F75.9°F69.8°F77°F
January 1573.8°F75.7°F69.8°F76.8°F
Day 2025 2024 Min Max
January 1674.3°F76.1°F70.2°F77.5°F
January 1773.9°F75.7°F70°F77.5°F
January 1873.8°F74.1°F70.2°F76.1°F
January 1974.5°F75.9°F70°F75.9°F
January 2074.1°F74.7°F70.5°F75.9°F
January 2173.2°F74.7°F70.5°F76.1°F
January 2274.1°F73.9°F69.4°F76.1°F
January 2372.5°F74.5°F67.8°F75.4°F
January 2470.9°F74.5°F67.6°F75.6°F
January 2569.8°F74.8°F68.4°F76.3°F
January 2670.2°F75.9°F68.9°F75.9°F
January 2771.6°F76.3°F68.4°F76.3°F
January 2872.5°F76.5°F68.7°F76.5°F
January 2972°F75.7°F68°F76.1°F
January 3072.5°F74.5°F67.1°F76.8°F
January 3172.3°F73.6°F68.2°F76.6°F
Dry Tortugas water temp chart in January

Average water temperature in Dry Tortugas in January over a decade

20162017201820192020
76.3°F75°F72.9°F74.7°F74.8°F
20212022202320242025
72°F75.6°F74.1°F75°F73.6°F

Dry Tortugas sea state in January

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

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 January?

Want to know where the water temperature in January 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 January. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Marquesas Keys73.6°F67.3°F79.2°F
Stock Island74.1°F68.2°F79.3°F
Fort Zachary Taylor74.8°F68.5°F79.9°F
Smathers Beach74.8°F68.5°F79.9°F
Big Coppitt Key73.6°F66.7°F79.2°F
Geiger Beach75°F68.9°F80.1°F
Sugarloaf Key74.1°F68.2°F79.7°F
Cudjoe Key74.5°F68.5°F79.9°F
Florida Keys74.7°F68.9°F80.1°F
Summerland Key74.7°F68.9°F80.1°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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