World sea water temperatures

Water temperature in Johnston Atoll in March

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Is it warm enough to swim in Johnston Atoll in March? Average water temperature in Johnston Atoll in March is 78.3°F and therefore suitable for comfortable swimming. The warmest sea in Johnston Atoll in March is 79.9°F, and the coldest is 75.9°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Johnston Atoll

Changes water temperature in Johnston Atoll in March 2025, 2024

To get an accurate forecast for the water temperature in Johnston Atoll for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Johnston Atoll, 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 179.2°F79.7°F77°F79.7°F
March 279.2°F79.7°F77.2°F79.7°F
March 379.2°F79.9°F77°F79.9°F
March 479°F79.7°F76.6°F79.7°F
March 579°F79.7°F76.6°F79.7°F
March 678.8°F79.5°F76.6°F79.5°F
March 778.6°F79.3°F76.6°F79.3°F
March 878.6°F79.3°F78.6°F79.3°F
March 978.6°F78.8°F76.6°F79°F
March 1078.8°F78.6°F76.3°F79.7°F
March 1178.6°F78.3°F78.3°F79.3°F
March 1278.6°F78.4°F76.5°F79.3°F
March 1378.8°F78.6°F76.5°F79°F
March 1478.6°F78.6°F76.5°F79.3°F
March 1578.3°F78.6°F76.3°F79.2°F
Day 2025 2024 Min Max
March 1678.8°F78.6°F77.9°F78.8°F
March 1778.8°F78.6°F76.8°F78.8°F
March 1879.5°F78.6°F77.7°F79.5°F
March 1979.5°F78.8°F76.3°F79.5°F
March 2079.5°F79.2°F77.7°F79.5°F
March 2179.5°F79°F76.5°F79.5°F
March 2279.5°F78.8°F76.8°F79.5°F
March 2379.5°F78.8°F76.8°F79.5°F
March 2479.7°F78.6°F77.5°F79.7°F
March 2579.5°F78.6°F77.5°F79.5°F
March 2679.5°F78.8°F78.3°F79.5°F
March 2779.9°F78.6°F77.5°F79.9°F
March 2879.7°F78.6°F77.5°F79.9°F
March 2979.9°F78.6°F77.4°F79.9°F
March 3079.5°F78.6°F77.2°F79.5°F
March 3179.5°F78.6°F77°F79.5°F
Johnston Atoll water temp chart in March

Average water temperature in Johnston Atoll in March over a decade

20162017201820192020
78.1°F79°F78.6°F77.2°F77.9°F
20212022202320242025
78.6°F78.6°F79°F79°F79.2°F

Johnston Atoll 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

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Our report for Johnston Atoll 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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