World sea water temperatures

Water temperature in Port Austin (MI) in May

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Is it warm enough to swim in Port Austin in May? Average water temperature in Port Austin in May is 46.4°F and therefore is not suitable for comfortable swimming. The warmest water in Port Austin in May is 60.1°F, and the coldest is 37.4°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Port Austin

Changes water temperature in Port Austin in May 2025, 2024

To get an accurate forecast for the water temperature in Port Austin for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Port Austin, 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 144.8°F42.4°F37.4°F44.8°F
May 244.2°F42.8°F37.6°F44.2°F
May 344.1°F45°F37.8°F45.3°F
May 445.7°F44.1°F38.1°F45.7°F
May 545.3°F44.1°F38.7°F45.3°F
May 645.1°F44.2°F38.5°F45.3°F
May 745.3°F44.2°F39.2°F47.1°F
May 846.8°F45.1°F39.4°F47.3°F
May 947.3°F47.7°F39.9°F47.7°F
May 1047.8°F46.2°F39.7°F47.8°F
May 1148.2°F46.4°F40.1°F48.2°F
May 1247.8°F47.3°F39.2°F47.8°F
May 1347.1°F46.9°F39.6°F47.8°F
May 1444.8°F46.8°F40.6°F49.3°F
May 1544.6°F48.6°F40.8°F49.1°F
Day 2025 2024 Min Max
May 1644.6°F48°F41.2°F48.9°F
May 1746.9°F47.1°F42.3°F51.6°F
May 1848.6°F47.8°F42.8°F52.2°F
May 1950.5°F48.7°F43.2°F52°F
May 2051.4°F51.6°F43.7°F53.1°F
May 2151.1°F51.4°F43°F54°F
May 2250.9°F53.6°F43.7°F53.8°F
May 2350.7°F54.3°F44.8°F57.6°F
May 2448.7°F52.9°F45.7°F57°F
May 2550.5°F52.5°F46.4°F56.1°F
May 2652.5°F55°F46°F55.4°F
May 2751.3°F54.9°F45.7°F55.9°F
May 2851.8°F54.1°F45.7°F56.5°F
May 2951.1°F56.7°F45.7°F59.7°F
May 3051.8°F55.2°F46.4°F60.1°F
May 3154.3°F57°F46.6°F59.7°F
Port Austin water temp chart in May

Average water temperature in Port Austin in May over a decade

20162017201820192020
48°F45.7°F42.4°F43.7°F45.7°F
20212022202320242025
49.3°F44.4°F45.5°F49.1°F48.2°F

Port Austin sea state in May

Chart comparing the height of waves in Port Austin 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 Port Austin in May

Port Austin 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
Port Crescent48.2°F38.1°F61.3°F
Oak Beach49.3°F38.7°F62.6°F
Caseville53.4°F40.8°F66.7°F
Oscoda43.3°F35.2°F56.5°F
Port Hope44.1°F36.7°F55.4°F
Tawas City48.2°F38.5°F60.4°F
Harbor Beach44.1°F36.3°F55.2°F
Au Gres53.8°F43.9°F65.5°F
Sebewaing57.2°F46.8°F71.1°F
Harrisville43.7°F37.2°F54.9°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 Port Austin 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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