Lewisville, WA has a mild climate with warm summers and cool winters. During the summer months temperatures average around 80 degrees Fahrenheit while in the winter it averages near 45 degrees Fahrenheit. Precipitation in Lewisville is also fairly light, with an average annual total of approximately 17 inches per year. In terms of wind speeds, Lewisville tends to get gusts that range in speed from 10 miles per hour up to 25 miles per hour. The area experiences all four seasons with spring and fall usually being the most temperate times of year.
Lewisville, Washington gets 54 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Lewisville averages 2 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 142 sunny days per year in Lewisville. The US average is 205 sunny days.
Lewisville gets some kind of precipitation, on average, 175 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 78 degrees
Winter Low: the January low is 33
Rain: averages 54 inches of rain a year
Snow: averages 2 inches of snow a year