weather in kennewick
Kennewick, Washington, gets 8 inches of rain per year. The US average is 39. Snowfall is 3 inches. The average US city gets 26 inches of snow per year. The number of days with any measurable precipitation is 30. On average, there are 191 sunny days per year in Kennewick, Washington. The July high is around 90 degrees. The January low is 28. Sperling's comfort index for Kennewick is a 76 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54.