Neither the Natrona County Treasurerâs office nor the Natrona County Assessorâs office will be held liable as to the validity, accuracy, correctness, completeness, and/or reliability of this data.
Spokane, Washington, gets 16 inches of rain per year. The US average is 39. Snowfall is 45 inches. The average US city gets 26 inches of snow per year. The number of days with any measurable precipitation is 51. On average, there are 171 sunny days per year in Spokane, Washington.
The wettest month by average rainfall in Spokane, WA is December with an average of 1.3 inches of rain falling on 10 to 11 days.Although in November it typically rains on more days with 1.2 inches falling in 12 to 13 days. The driest month by average rainfall in Spokane, WA is September with an average of 0.4 inches of rain falling on 7 to 8 days. Although in July it typically rains on less days with 0.4 inches falling in 5 to 6 days.