Keller, Washington has a temperate climate with mild summers and cold winters. It is relatively dry most of the year, with rain coming mainly during the spring and fall months. Average temperatures in summer range from lows in the mid 40s to highs in the mid 80s while winter temperatures range from lows in the low 20s to highs in the upper 30s. The area generally gets around 22 inches of precipitation each year which consists mostly of rain.
Keller, Washington gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Keller averages 38 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 174 sunny days per year in Keller. The US average is 205 sunny days.
Keller gets some kind of precipitation, on average, 95 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 87 degrees
Winter Low: the January low is 22
Rain: averages 13 inches of rain a year
Snow: averages 38 inches of snow a year