Waterville, WA has a typical semi-arid climate with hot summers and cold winters. July is the warmest month of the year in Waterville, with average daytime temperatures reaching into the upper 80s. January is usually the coldest month, when temperatures can dip below freezing at night. Rainfall is minimal throughout the year, averaging around 15 inches annually. The area receives the majority of its precipitation between October and May. Winters are often characterized by cold temperatures and occasional snowfall while summers are generally mild and dry.
Waterville, Washington gets 18 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Waterville averages 82 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 199 sunny days per year in Waterville. The US average is 205 sunny days.
Waterville gets some kind of precipitation, on average, 76 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 83 degrees
Winter Low: the January low is 20
Rain: averages 18 inches of rain a year
Snow: averages 82 inches of snow a year