Kennewick, WA (99338) has a mild climate with hot summers and cold winters. The temperatures in the summer months range from high 70s to mid 90s, while winter temperatures can dip down to the low 20s. The area experiences an average of 7 inches of rain throughout the year and receives an average of 8 hours of sunshine each day. In general, Kennewick is a great place to live as it enjoys warm summers and cool winters without too much precipitation or extreme temperatures.
Kennewick (zip 99338), Washington gets 9 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Kennewick (zip 99338) averages 4 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in Kennewick (zip 99338). The US average is 205 sunny days.
Kennewick (zip 99338) gets some kind of precipitation, on average, 80 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 89 degrees
Winter Low: the January low is 28
Rain: averages 9 inches of rain a year
Snow: averages 4 inches of snow a year