As such, the word russet isn't capitalized. The term Idaho potato thus technically refers to any potato grown in the great state of Idaho, although it's mainly used to describe russets, since that's mainly what Idaho grows.
Most / Least Educated Cities in WA. The average temperature of Richland is 52.87Â°F, which is higher than the Washington average temperature of 50.47Â°F and is lower than the national average temperature of 54.45Â°F.
CLIMATE OVERVIEW. Richland, Washington, gets 8 inches of rain per year. The US average is 39. Snowfall is 4 inches. The average US city gets 26 inches of snow per year. The number of days with any measurable precipitation is 31. On average, there are 196 sunny days per year in Richland, Washington. The July high is around 90 degrees.