Federal Way, WA has a temperate marine climate, which brings warm, dry summers and cool, wet winters. In the summer months, temperatures typically range from the mid-50s to the mid-80s with some occasional spikes above 90 degrees in July and August. Winters are generally mild and rainy with temperatures averaging between the high 30s and low 50s. Rainfall is abundant throughout the year but is especially prevalent in fall and winter months. Overall, Federal Way enjoys a comfortable climate that allows for year-round recreation activities.
Federal Way, Washington gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Federal Way averages 5 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 151 sunny days per year in Federal Way. The US average is 205 sunny days.
Federal Way gets some kind of precipitation, on average, 158 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Summer High: the July high is around 76 degrees
Winter Low: the January low is 37
Rain: averages 41 inches of rain a year
Snow: averages 5 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Federal Way is 7.3 (10=best), which means it is more comfortable than most places in Washington.
9.3 / 5.5
Summer / Winter
August, July and September are the most pleasant months in Federal Way, while December and January are the least comfortable months.