World sea water temperatures

Water temperature in Bay City (MI) in March

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Is it warm enough to swim in Bay City in March? Average water temperature in Bay City in March is 35.1°F and therefore is not suitable for comfortable swimming. The warmest water in Bay City in March is 45.9°F, and the coldest is 29.8°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Bay City

Changes water temperature in Bay City in March 2025, 2024

To get an accurate forecast for the water temperature in Bay City for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Bay City, 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 132.4°F34°F31.5°F35.8°F
March 232.4°F33.8°F31.5°F35.4°F
March 332.4°F33.8°F31.3°F35.2°F
March 432.5°F33.6°F31.8°F34.9°F
March 532.5°F34.9°F31.5°F34.9°F
March 632.9°F37.6°F31.1°F37.6°F
March 735.4°F37°F31.5°F37.2°F
March 835.4°F36.7°F31.8°F36.7°F
March 935.2°F36.5°F31.8°F36.5°F
March 1035.2°F39.7°F32°F39.7°F
March 1135.1°F40.1°F31.5°F40.5°F
March 1234.9°F39°F31.5°F40.6°F
March 1338.8°F39.7°F31.8°F40.6°F
March 1438.5°F39.2°F32.4°F40.1°F
March 1538.1°F42.4°F32.2°F42.4°F
Day 2025 2024 Min Max
March 1637.6°F41.7°F31.8°F41.7°F
March 1743.3°F41.4°F29.8°F43.3°F
March 1842.8°F40.8°F30.6°F42.8°F
March 1942.1°F40.1°F31.1°F42.1°F
March 2041.9°F39.6°F31.3°F41.9°F
March 2140.3°F39°F31.5°F40.3°F
March 2241.2°F38.7°F31.5°F44.4°F
March 2339.2°F38.3°F30.9°F41.5°F
March 2438.7°F37.4°F31.3°F45.9°F
March 2538.5°F37.2°F31.5°F42.8°F
March 2637.8°F41.5°F32.5°F41.7°F
March 2740.3°F41°F32.2°F41°F
March 2839.6°F39.2°F31.8°F42.3°F
March 2939°F40.6°F30.9°F43.2°F
March 3038.5°F38.8°F31.8°F43.2°F
March 3138.7°F38.3°F32°F42.1°F
Bay City water temp chart in March

Average water temperature in Bay City in March over a decade

20162017201820192020
34.3°F34.9°F34.7°F33.1°F37.9°F
20212022202320242025
38.5°F32.9°F34.3°F38.5°F37.4°F

Bay City sea state in March

Chart comparing the height of waves in Bay City 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 Bay City in March

Bay City 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
Linwood34.7°F30°F44.1°F
Sebewaing34.7°F29.7°F43.2°F
Au Gres34°F30°F41.4°F
Tawas City33.8°F30.6°F39.7°F
Oak Beach34°F30.7°F39.7°F
Port Crescent34°F30.6°F39.9°F
East Tawas33.8°F30.7°F39.4°F
Port Austin34°F30.6°F39.2°F
Oscoda33.6°F30.4°F38.7°F
Port Hope34°F30.2°F39.2°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 Bay City 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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