World sea water temperatures

Water temperature in Algonac (MI) in May

Is it warm enough to swim in Algonac in May? Average water temperature in Algonac in May is 54.5°F and therefore is not suitable for comfortable swimming. The warmest water in Algonac in May is 67.3°F, and the coldest is 44.8°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Algonac

Changes water temperature in Algonac in May 2025, 2024

To get an accurate forecast for the water temperature in Algonac for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Algonac, 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 154°F48.6°F45°F54°F
May 253.1°F48.9°F44.8°F53.1°F
May 353.1°F48.9°F45.5°F54.7°F
May 455.6°F49.3°F46°F55.6°F
May 555.2°F49.6°F45.9°F55.8°F
May 655.2°F50°F46.6°F56.1°F
May 753.2°F46.8°F46.8°F58.1°F
May 853.4°F48°F47.3°F58.8°F
May 951.8°F48.9°F46.6°F59.7°F
May 1055°F50.9°F47.3°F57.6°F
May 1154°F53.4°F48.2°F57°F
May 1253.2°F53.6°F45.9°F56.3°F
May 1353.6°F55.2°F46.6°F57.2°F
May 1457.7°F58.3°F45.5°F59.4°F
May 1555°F59.7°F46.8°F60.3°F
Day 2025 2024 Min Max
May 1654.9°F55.9°F47.3°F59.2°F
May 1759°F55.8°F48.2°F59°F
May 1859.4°F55.6°F48.6°F60.4°F
May 1959.9°F56.5°F50.2°F61.7°F
May 2057.2°F58.5°F50.5°F62.6°F
May 2157.7°F59.5°F48.6°F63.1°F
May 2258.3°F60.6°F47.7°F63.3°F
May 2356.3°F64.2°F48.9°F64.2°F
May 2453.1°F63.5°F48.7°F64.6°F
May 2553.2°F66°F50.4°F66°F
May 2654.3°F66.9°F51.3°F66.9°F
May 2754.7°F66.2°F52°F66.2°F
May 2856.7°F65.1°F52.5°F66°F
May 2955.8°F64.8°F53.1°F67.3°F
May 3057.9°F61°F54.3°F67.1°F
May 3155.2°F60.8°F55°F66.9°F
Algonac water temp chart in May

Average water temperature in Algonac in May over a decade

20162017201820192020
55.4°F54°F52.2°F50.5°F49.1°F
20212022202320242025
53.1°F52.9°F52°F56.5°F55.4°F

Algonac sea state in May

Chart comparing the height of waves in Algonac 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 Algonac in May

Algonac 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
St. Clair River (Port Lambton)54.1°F44.2°F67.8°F
Mitchell's Bay55.6°F46°F69.8°F
Marine City52.2°F42.3°F65.1°F
Goose Bay52.2°F42.3°F65.1°F
Pearl Beach51.4°F42.1°F64.4°F
Anchor Bay51.4°F42.1°F64.4°F
Harrison Township52.7°F42.6°F65.1°F
Grosse Pointe Farms54.1°F44.8°F66.4°F
New Baltimore51.1°F42.1°F63.7°F
Saint Clair Shores53.1°F43.2°F65.1°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 Algonac 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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