Federal Way water temp

This data the coastal Federal Way ocean water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current ocean temperature in Federal Way

Water temperature in Federal Way today is 56.5°F. Based on our historical data over a period of ten years, the warmest water in this day in Federal Way was recorded in 2013 and was 58.1°F, and the coldest was recorded in 2012 at 53.8°F. Sea water temperature in Federal Way is expected to drop to 55.8°F in the next 10 days. September average water temperature in Federal Way is 56.3°F, the minimum temperature is 52°F, and the maximum is 60.4°F.

Throughout the year, the water temperature in Federal Way does not rise above 68°F and therefore is not suitable for comfortable swimming. The average water temperature in Federal Way in winter reaches 47.1°F, in spring 48.7°F, in summer the average temperature rises to 56.5°F, and in autumn it is 53.6°F.

Federal Way water temperature now

The ocean salinity in Federal Way is 27.42‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Federal Way for today

Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Federal Way. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Federal Way. Data in table shown for September 16, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Federal Way

Federal Way weather forecast

Current temperature and weather

Data in a table show Federal Way temperature today (September 16, 2025). For more information and forecast for a few days, go to the weather forecast Federal Way.

0-3 h	3-6 h	6-9 h	9-12 h
60.1°F	58.6°F	57.9°F	66.7°F

12-15 h	15-18 h	18-21 h	21-24 h
82°F	89.4°F	88.7°F	81.7°F

Federal Way water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Federal Way. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Federal Way on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

Chart monthly average water temperature in Federal Way

The nearest beaches and cities from Federal Way with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
Alki Beach	56.7°F	89.6°F		0' 3"
Elliott Bay	56.7°F	89.6°F		0' 3"
Vashon	57.4°F	66.2°F		0' 3"
Enetai	57.4°F	69.8°F		0' 3"
Bremerton	56.8°F	89.6°F		0' 3"
Chico	56.8°F	89.6°F		0' 3"
Erlands Point Kitsap Lake	56.8°F	89.6°F		0' 3"
Golden Gardens	57.2°F	91.4°F		0' 3"
Bainbridge Island	57.4°F	89.6°F		0' 3"
Rocky Point	57.6°F	89.6°F		0' 3"

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Our report for Federal Way 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.