World sea water temperatures

Water temperature in Cudjoe Key (FL) in January

Is it warm enough to swim in Cudjoe Key in January? Average water temperature in Cudjoe Key in January is 74.5°F and therefore suitable for comfortable swimming. The warmest sea in Cudjoe Key in January is 79.9°F, and the coldest is 68.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Cudjoe Key

Changes water temperature in Cudjoe Key in January 2025, 2024

To get an accurate forecast for the water temperature in Cudjoe Key for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Cudjoe Key, 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 177.5°F72.7°F70.3°F79°F
January 276.3°F73.6°F71.4°F79.9°F
January 375.2°F73.4°F72°F79.5°F
January 474.7°F73.8°F71.4°F78.4°F
January 574.5°F73.2°F72.1°F77.9°F
January 674.3°F74.1°F72.3°F77.7°F
January 773.6°F74.7°F71.8°F77.7°F
January 871.8°F73.8°F71.8°F77°F
January 970.7°F73.9°F70.7°F77.5°F
January 1070°F73.8°F70°F77.2°F
January 1170.5°F73.6°F70.5°F76.8°F
January 1268.5°F75.2°F68.5°F77°F
January 1369.6°F75°F69.6°F76.6°F
January 1470.5°F75.2°F70.5°F76.5°F
January 1571.2°F76.1°F71.2°F76.8°F
Day 2025 2024 Min Max
January 1671.2°F76.1°F71.2°F77.2°F
January 1772.7°F75.9°F72.5°F77.7°F
January 1872.7°F75°F71.8°F76.5°F
January 1972.9°F72.9°F71.4°F77.4°F
January 2072.9°F74.7°F70.9°F77.2°F
January 2171.8°F74.3°F71.1°F76.8°F
January 2271.2°F74.3°F70.5°F77°F
January 2370.5°F73.8°F68.9°F77.4°F
January 2470.9°F74.5°F69.1°F77°F
January 2568.7°F74.3°F68.7°F77.5°F
January 2669.4°F75.7°F69.4°F77°F
January 2770°F76.5°F69.6°F76.5°F
January 2869.3°F76.6°F69.3°F76.6°F
January 2970.5°F75.4°F69.3°F75.7°F
January 3071.4°F74.8°F68.7°F75.9°F
January 3171.4°F73.2°F69.4°F76.5°F
Cudjoe Key water temp chart in January

Average water temperature in Cudjoe Key in January over a decade

20162017201820192020
75.9°F75.6°F73.4°F74.3°F75.9°F
20212022202320242025
73.6°F75.6°F75.4°F74.5°F71.8°F

Cudjoe Key sea state in January

Chart comparing the height of waves in Cudjoe Key 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 Cudjoe Key in January

Cudjoe Key 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
Sugarloaf Key74.1°F68.2°F79.7°F
Summerland Key74.7°F68.9°F80.1°F
Ramrod Key74.8°F69.1°F80.1°F
Little Torch Key74.8°F69.1°F80.1°F
Looe Key75.9°F69.8°F80.6°F
Big Pine Key75°F69.3°F80.1°F
Big Coppitt Key73.6°F66.7°F79.2°F
Geiger Beach75°F68.9°F80.1°F
Bahia Honda75.4°F69.4°F80.2°F
Stock Island74.1°F68.2°F79.3°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 Cudjoe Key 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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