Data indicators about private plans participating in the Medicare Advantage program and the Medicare prescription drug program.
Ellensburg, WA Weather. Ellensburg, WA climate is mild during summer when temperatures tend to be in the 60's and very cold during winter when temperatures tend to be in the 20's.
On average, there are 204 sunny days per year in Ellensburg, Washington. The July high is around 84 degrees. The January low is 19. Our comfort index, which is based on humidity during the hot months, is a 76 out of 100, where higher is more comfortable. The US average on the comfort index is 44.