The climate in 98038 Maple Valley, WA is characterized by mild summers and cold winters. Summers are usually sunny and mild with temperatures ranging from 45 to 80 degrees Fahrenheit while winters are foggy and wet, with temperatures typically averaging between 20 to 40 degrees. Rainfall is moderate throughout the year, with most precipitation occurring during the winter months of December and January. The area also experiences occasional snowfall during the colder months, which can make for a beautiful winter wonderland.
Maple Valley (zip 98038), Washington gets 53 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Maple Valley (zip 98038) averages 6 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 143 sunny days per year in Maple Valley (zip 98038). The US average is 205 sunny days.
Maple Valley (zip 98038) gets some kind of precipitation, on average, 174 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 76 degrees
Winter Low: the January low is 35
Rain: averages 53 inches of rain a year
Snow: averages 6 inches of snow a year