Sea Temperature in Marietta in August

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Complete information on the sea temperature range in the Salish Sea in Marietta in August. Historical daily data. Climate details for August. Tips on swimming conditions and beach relaxation in Marietta. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Marietta Climate and Swimming Opportunities in August

Marietta lies within the Washington in United States. The average daytime temperature in Marietta in August is 72°F (22°C), while the nighttime average is 56°F (14°C). There are typically seven rainy days during the month, with a total precipitation of 1.9 inches (49 mm). The daylight duration in August in Marietta is 14 hours, with an average of 8 hours of sunshine per day. The average wind speed in August is 6 mph (9 km/h), and the humidity level is around 76%.

The water temperature in Marietta in August ranges from 54°F to 55°F (12°C to 13°C). At the beginning of the month, the average temperature is around 55°F (13°C), shifting to 55°F (13°C) by mid-August and reaching 55°F (13°C) in the last ten days. Overall, the average sea temperature in Marietta for August is 55°F (13°C). The contrast between cool water and warm air makes for a refreshing swim. A great choice for those who enjoy invigorating dips.

Frequently Asked Questions About Water Temperatures in August in Marietta