World sea water temperatures

Water temperature in Rapid River (MI) in August

Is it warm enough to swim in Rapid River in August? Average water temperature in Rapid River in August is 69.6°F and therefore suitable for comfortable swimming. The warmest water in Rapid River in August is 75.7°F, and the coldest is 63.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Rapid River

Changes water temperature in Rapid River in August 2025, 2024

To get an accurate forecast for the water temperature in Rapid River for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Rapid River, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of August.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
August 170.9°F72.9°F64.9°F73.8°F
August 269.3°F74.1°F65.3°F74.5°F
August 369.8°F75.7°F65.7°F75.7°F
August 470.3°F75.7°F66.4°F75.7°F
August 570.9°F75.2°F66.9°F75.2°F
August 671.6°F74.1°F66.9°F74.1°F
August 773.4°F70.7°F65.7°F74.5°F
August 873.9°F70.9°F66.2°F74.5°F
August 974.5°F70.7°F66.2°F74.5°F
August 1074.1°F69.6°F66°F74.1°F
August 1173.8°F69.6°F66.2°F73.9°F
August 1274.1°F66.7°F65.3°F74.1°F
August 1373.8°F67.8°F65.1°F73.8°F
August 1473.4°F68.9°F63.5°F74.3°F
August 1573.9°F70.7°F63.7°F73.9°F
Day 2025 2024 Min Max
August 1673.6°F70.3°F63.9°F74.8°F
August 1773.6°F70°F63.7°F75°F
August 1872.7°F70.3°F63.9°F74.8°F
August 1972.3°F68.2°F64°F74.1°F
August 2072°F66.4°F64.4°F73.6°F
August 2169.3°F66°F64.8°F73.8°F
August 2270.9°F66.4°F65.3°F74.3°F
August 2370.7°F67.8°F65.7°F73.8°F
August 2469.8°F68°F65.8°F73.9°F
August 2569.1°F68°F65.5°F73.6°F
August 2666.4°F70.3°F64.8°F73.8°F
August 2765.3°F70.2°F65.3°F73.4°F
August 2864.6°F70°F64.6°F73.2°F
August 2964.2°F67.6°F64.2°F73.8°F
August 3063.1°F68°F63.1°F73.2°F
August 3163.7°F68.4°F63.7°F72.3°F
Rapid River water temp chart in August

Average water temperature in Rapid River in August over a decade

20162017201820192020
72.9°F68°F71.4°F68.7°F70.7°F
20212022202320242025
71.2°F70°F68.5°F70°F71.6°F

Rapid River sea state in August

Chart comparing the height of waves in Rapid River in August 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 Rapid River in August

Rapid River 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 August?

Want to know where the water temperature in August 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 August. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Little Bay de Noc69.4°F63°F75°F
Big Bay de Noc68.5°F62.2°F74.3°F
Washington Island68.7°F60.8°F74.3°F
Rowleys Bay69.1°F61.7°F74.5°F
Ellison Bay69.1°F61.9°F74.7°F
Sister Bay69.1°F61.9°F74.5°F
Rock River65.8°F58.1°F71.8°F
Ephraim68.9°F61.5°F74.5°F
Au Train65.8°F57.7°F71.8°F
Christmas65.8°F56.8°F71.6°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 Rapid River 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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