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.
Spokane's coldest month is December when the average temperature overnight is 21.6Â°F. In August, the warmest month, the average day time temperature rises to 82.6Â°F. The driest month in Spokane is August with 0.68 inches of precipitation, and with 2.25 inches December is the wettest month.