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Water temperature in Port Austin (MI) in March

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Is it warm enough to swim in Port Austin in March? Average water temperature in Port Austin in March is 34°F and therefore is not suitable for comfortable swimming. The warmest water in Port Austin in March is 39.2°F, and the coldest is 30.6°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 March 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 March.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
March 132.7°F34.3°F30.6°F35.6°F
March 232.7°F34.3°F30.9°F34.5°F
March 333.4°F33.6°F30.7°F34.3°F
March 433.4°F34.9°F30.9°F34.9°F
March 533.3°F36.1°F30.9°F36.1°F
March 633.3°F36.3°F31.1°F36.3°F
March 733.3°F36°F31.5°F36°F
March 832.9°F35.4°F31.6°F35.4°F
March 933.4°F35.2°F31.6°F35.4°F
March 1033.6°F35.6°F32.2°F35.6°F
March 1133.4°F37°F32.2°F37°F
March 1232.4°F36.3°F31.5°F36.3°F
March 1330.7°F37.6°F30.7°F37.6°F
March 1433.8°F36.9°F32.4°F36.9°F
March 1531.6°F37.2°F31.6°F37.2°F
Day 2025 2024 Min Max
March 1632.2°F36.3°F31.8°F38.8°F
March 1732.2°F36.9°F31.8°F38.8°F
March 1832.4°F36.5°F31.5°F37.8°F
March 1932.7°F36.1°F31.5°F37.9°F
March 2035.6°F35.8°F32.5°F38.3°F
March 2135.2°F35.2°F32.5°F38.7°F
March 2237.2°F34.9°F32.2°F38.8°F
March 2334.5°F35.8°F31.5°F38.3°F
March 2434.5°F35.6°F31.5°F38.7°F
March 2534.2°F35.4°F31.6°F39.2°F
March 2636.7°F35.4°F33.3°F38.3°F
March 2735.4°F35.6°F33.3°F38.1°F
March 2835.4°F36.9°F32.4°F37.8°F
March 2935.2°F36°F31.8°F38.3°F
March 3035.2°F36.3°F31.5°F38.1°F
March 3135.1°F36.1°F31.6°F38.3°F
Port Austin water temp chart in March

Average water temperature in Port Austin in March over a decade

20162017201820192020
34.2°F33.8°F33.8°F33.1°F34.3°F
20212022202320242025
35.1°F33.4°F33.8°F35.8°F33.8°F

Port Austin sea state in March

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

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 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
Port Crescent34°F30.6°F39.9°F
Oak Beach34°F30.7°F39.7°F
Caseville34.3°F30.4°F42.4°F
Oscoda33.6°F30.4°F38.7°F
Port Hope34°F30.2°F39.2°F
Tawas City33.8°F30.6°F39.7°F
Harbor Beach33.8°F30.4°F39.4°F
Au Gres34°F30°F41.4°F
Sebewaing34.7°F29.7°F43.2°F
Harrisville33.6°F30.2°F38.3°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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