World sea water temperatures

Water temperature in Looe Key (FL) in March

Is it warm enough to swim in Looe Key in March? Average water temperature in Looe Key in March is 76.6°F and therefore suitable for comfortable swimming. The warmest sea in Looe Key in March is 80.4°F, and the coldest is 71.8°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Looe Key

Changes water temperature in Looe Key in March 2025, 2024

To get an accurate forecast for the water temperature in Looe 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 Looe Key, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of March.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
March 176.3°F74.5°F73°F79.3°F
March 274.8°F74.7°F72.7°F79.2°F
March 375.2°F75°F72.7°F79.5°F
March 475.9°F75.4°F72.7°F79.5°F
March 576.5°F76.6°F72.1°F79.3°F
March 676.3°F77.4°F72.5°F79.2°F
March 776.1°F77.9°F72°F79.2°F
March 875.7°F78.3°F71.8°F78.8°F
March 975.9°F76.8°F72.3°F78.6°F
March 1075.6°F77.9°F72.1°F79.9°F
March 1175.2°F77.4°F72.5°F79.5°F
March 1275.4°F78.6°F73.2°F79.2°F
March 1376.5°F78.4°F73.4°F78.4°F
March 1477.2°F77.9°F73°F77.9°F
March 1577.5°F77.4°F73.4°F79°F
Day 2025 2024 Min Max
March 1677.2°F76.8°F73.2°F79.2°F
March 1775.2°F79.3°F73.2°F79.3°F
March 1874.8°F80.2°F73.4°F80.2°F
March 1976.3°F80.2°F73.6°F80.2°F
March 2077.9°F79.5°F73.2°F79.5°F
March 2177.2°F79.9°F73.6°F79.9°F
March 2277°F79.3°F73.9°F79.3°F
March 2376.6°F77.2°F73.9°F79°F
March 2477.4°F77.9°F74.7°F80.1°F
March 2576.1°F77.9°F74.3°F79.9°F
March 2677°F76.8°F74.1°F79.5°F
March 2776.3°F76.8°F73°F79.7°F
March 2877°F76.3°F72.1°F79.3°F
March 2977.2°F76.5°F72.1°F79.7°F
March 3078.4°F75.9°F72.3°F79°F
March 3179.5°F76.1°F73.8°F80.4°F
Looe Key water temp chart in March

Average water temperature in Looe Key in March over a decade

20162017201820192020
76.8°F76.8°F77°F78.3°F77°F
20212022202320242025
76.8°F77.9°F77.9°F77.4°F76.5°F

Looe Key sea state in March

Chart comparing the height of waves in Looe Key in March 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 Looe Key in March

Looe 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 March?

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

AvrMinMax
Little Torch Key76.3°F70.7°F80.4°F
Summerland Key76.1°F70.5°F80.4°F
Sombrero Beach76.3°F71.1°F80.6°F
Marathon Key76.1°F70.7°F80.8°F
Smathers Beach75.9°F70.3°F79.9°F
Cocoa Plum Beach76.1°F70.9°F80.8°F
Grassy Key76.3°F71.1°F80.6°F
Duck Key76.5°F71.2°F80.4°F
Layton76.3°F70.7°F80.8°F
Long Key76.5°F71.4°F80.2°F

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  • Blackwater Bay some older structures probably boat docks

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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 Looe 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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