The climate in 99371 Washtucna, WA is relatively mild and dry. The summers are generally hot and sunny with occasional rainfall, while winters are usually cold but very dry. This region of Washington experiences a distinctive “rain shadow” effect that leads to an average of only 11 inches of rain per year—much lower than the state average. Average temperatures range from 24°F to 82°F throughout the year. There can be some extreme weather events, such as snowfall in the winter months and high winds during the fall season.
Washtucna (zip 99371), Washington gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Washtucna (zip 99371) averages 15 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 183 sunny days per year in Washtucna (zip 99371). The US average is 205 sunny days.
Washtucna (zip 99371) gets some kind of precipitation, on average, 82 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 88 degrees
Winter Low: the January low is 26
Rain: averages 12 inches of rain a year
Snow: averages 15 inches of snow a year