Sammamish, WA is known for its mild climate. With temperatures rarely dipping below freezing and average highs throughout the year of 60-70°F, the city is a great place to enjoy both hot summers and cool winters. Rainfall is plentiful in Sammamish, with an annual average of over 40 inches of precipitation per year. In summer months, there are usually periods of dry weather with temperatures reaching into the 80s, but warm days are often followed by brief showers providing relief from the heat. Snow does occasionally fall during winter months, however it usually melts quickly due to the mild climate of this region.
Sammamish, Washington gets 53 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sammamish averages 6 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 155 sunny days per year in Sammamish. The US average is 205 sunny days.
Sammamish gets some kind of precipitation, on average, 174 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.
Weather Highlights
Summer High: the July high is around 75 degrees
Winter Low: the January low is 35
Rain: averages 53 inches of rain a year
Snow: averages 6 inches of snow a year