World sea water temperatures

Water temperature in Porter Beach (IN) in May

Is it warm enough to swim in Porter Beach in May? Average water temperature in Porter Beach in May is 52.7°F and therefore is not suitable for comfortable swimming. The warmest water in Porter Beach in May is 68.5°F, and the coldest is 44.1°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Porter Beach

Changes water temperature in Porter Beach in May 2025, 2024

To get an accurate forecast for the water temperature in Porter Beach for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Porter Beach, 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 150.2°F47.3°F44.1°F50.2°F
May 249.6°F47.5°F44.6°F50.7°F
May 348.9°F48°F44.8°F51.6°F
May 448.9°F50°F45.3°F51.4°F
May 548.9°F50.4°F44.8°F51.4°F
May 650°F51.3°F44.8°F53.1°F
May 752.3°F50.7°F46.8°F54.5°F
May 853.4°F52.3°F46.9°F55.2°F
May 953.2°F52.3°F46.9°F54.9°F
May 1053.6°F54.5°F46.9°F54.5°F
May 1153.1°F53.1°F46.4°F53.2°F
May 1254.1°F52.9°F46.8°F54.1°F
May 1354.3°F55.4°F47.8°F55.4°F
May 1455°F55.8°F48.2°F55.8°F
May 1553.4°F55.2°F48.4°F55.6°F
Day 2025 2024 Min Max
May 1655.2°F55°F47.5°F56.3°F
May 1755°F55°F48.4°F56.1°F
May 1853.4°F55.4°F48.2°F55.9°F
May 1953.8°F57.4°F48.7°F58.3°F
May 2054°F58.3°F48°F59°F
May 2154.1°F61.2°F47.3°F61.2°F
May 2254.3°F61.2°F47.3°F61.2°F
May 2353.6°F59.5°F48.4°F59.5°F
May 2454°F60.6°F49.3°F60.6°F
May 2553.8°F60.1°F50.7°F63°F
May 2654.5°F57.6°F52°F64°F
May 2754.5°F56.5°F52.5°F64.9°F
May 2854.3°F57.7°F52.7°F67.8°F
May 2955°F58.5°F52.7°F68.5°F
May 3056.3°F58.5°F54°F67.1°F
May 3156.3°F59.2°F54.5°F67.6°F
Porter Beach water temp chart in May

Average water temperature in Porter Beach in May over a decade

20162017201820192020
53.1°F53.4°F54.7°F52.2°F48.6°F
20212022202320242025
53.1°F51.3°F51.4°F55°F53.2°F

Porter Beach sea state in May

Chart comparing the height of waves in Porter Beach in May 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 Porter Beach in May

Porter Beach 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
Chesterton52.3°F43.9°F68.2°F
Dune Acres52.3°F43.9°F68.2°F
Long Beach52.7°F43.5°F68.7°F
Washington Park Beach52.7°F43.5°F68.7°F
West Beach52.3°F44.1°F66.9°F
Portage52.3°F44.1°F66.9°F
Marquette Beach52.3°F44.1°F66.9°F
Michiana52.5°F42.8°F68.5°F
Gary52.5°F44.1°F66.4°F
New Buffalo52.3°F42.1°F68.2°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 Porter Beach 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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