Washington water temperature in December

Can you swim in Washington in winter? In December sea water temperature throughout Washington is not yet warm enough for swimming and does not exceed 68°F. Based on average water temperature observations over the past ten years, the warmest ocean in Washington in December was 49.1°F (in Ilwaco), and the coldest sea 46.4°F (in Bellingham). To find out the sea temperature today and in the coming days, go to Current sea temperature in Washington

Washington sea surface temp in December

Washington cities and resorts with the values of the average water temperature in December in recent years.
For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name. For ease of search, all places are also grouped by the first letter of the name.

To find out what the water temperature was in Washington any day over a period of the last ten years, select the month

Places with the warmest average ocean water temperature in Washington in December. Also indicated are the maximum and minimum temperatures in December for these locations based on observations over the past 10 years

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Our report for United States 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.