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North America sea and ocean water temperature in August

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In August sea water temperature in some cities on the North America coast is above 20°C and it is enough for comfortable bathing. The warmest average water temperature in North America in August is 32.4°C (in Salton Sea, United States), and the coldest sea surface temperature is -1.3°C (in Alert, Canada). To find out the sea temperature today and in the coming days, go to Current sea temperature of the North America

Where you can swim in the North America in August?

This data on the average monthly surface water temperature on the North America coast in August. To see the details, select the country and then the city of your interest. Besides water temperature, you can also get information about the weather for today, tomorrow and the upcoming days, surf forecast, as well as the data on sunrise/sunset and moonrise/moonset at a given point on any given day.

 
2025
2024
2023
2022
2021
13.7°C
14.8°C
14.4°C
15.1°C
15.8°C
19.7°C
19.3°C
20.5°C
20.3°C
19.9°C
30.5°C
31.1°C
30.3°C
30.2°C
30.2°C
30.4°C
31°C
30.3°C
30.4°C
30.2°C
16.5°C
14.4°C
16.5°C
15.2°C
15.2°C
18.9°C
18.6°C
19.9°C
19.4°C
18.5°C
30.3°C
30.3°C
29.7°C
29.8°C
29.4°C

North America list of countries

Water temps of the North America coast monthly

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 16°C
 Average temperature  Maximum temperature

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Our report for North America 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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