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Water temperature in Plattsburgh (NY) in May

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Is it warm enough to swim in Plattsburgh in May? Average water temperature in Plattsburgh in May is 49.8°F and therefore is not suitable for comfortable swimming. The warmest water in Plattsburgh in May is 61.5°F, and the coldest is 40.1°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Plattsburgh

Changes water temperature in Plattsburgh in May 2025, 2024

To get an accurate forecast for the water temperature in Plattsburgh for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Plattsburgh, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of May.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
May 143.9°F43.2°F40.1°F44.2°F
May 244.4°F44.4°F41°F44.6°F
May 344.4°F44.4°F41.2°F45.1°F
May 444.8°F46.6°F41.4°F46.6°F
May 545°F46.4°F42.3°F47.8°F
May 645.3°F46.6°F43.3°F48.2°F
May 747.1°F48.4°F43.5°F48.9°F
May 847.3°F48.6°F44.1°F49.1°F
May 947.5°F48.7°F45°F49.6°F
May 1047.8°F48.9°F45.9°F50°F
May 1147.5°F49.8°F46.6°F49.8°F
May 1248.4°F49.8°F44.6°F49.8°F
May 1348.2°F50.5°F45°F51.1°F
May 1449.1°F50.5°F44.4°F51.1°F
May 1549.3°F50.5°F45.1°F50.9°F
Day 2025 2024 Min Max
May 1651.1°F51.3°F45.5°F52°F
May 1753.2°F54.3°F46°F54.3°F
May 1854.5°F54.3°F46.9°F54.5°F
May 1954.7°F54.5°F45.3°F55.6°F
May 2055°F56.1°F47.7°F57.7°F
May 2155.2°F55.2°F47.8°F59.5°F
May 2255.6°F57.9°F48.4°F57.9°F
May 2355.9°F58.5°F48.6°F58.5°F
May 2456.3°F59.7°F49.5°F59.7°F
May 2555.9°F58.5°F50.2°F58.5°F
May 2654°F60.3°F49.8°F60.3°F
May 2754°F59.7°F51.8°F59.7°F
May 2854.9°F60.6°F52°F60.6°F
May 2955.2°F59.9°F52.5°F59.9°F
May 3055°F59.9°F52.2°F60.4°F
May 3154.9°F59.9°F52.2°F61.5°F
Plattsburgh water temp chart in May

Average water temperature in Plattsburgh in May over a decade

20162017201820192020
51.1°F48.7°F49.5°F48.7°F47.1°F
20212022202320242025
50.7°F50°F49.5°F52.9°F50.9°F

Plattsburgh 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 May?

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

AvrMinMax
New York City56.7°F48.7°F66.9°F
Grand Isle51.1°F40.6°F62.8°F
Burlington48.4°F35.6°F60.3°F
Swanton53.1°F41.7°F66.6°F
Alexandria Bay48.7°F39.9°F59.5°F
Clayton49.6°F40.1°F60.6°F
Gananoque49.6°F39.2°F61°F
Dexter50.4°F40.3°F65.1°F
Henderson Harbor49.8°F40.1°F64.4°F
Pillar Point49.8°F40.1°F64.4°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 Plattsburgh 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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