Granite Falls, WA is located in the Pacific Northwest region of the United States and experiences a moderate climate all year round. During the summer months, temperatures can reach into the mid-80s with low humidity levels and cool nights. During the winter months, temperatures range from mild to chilly with occasional snowfall during December and January. Rain is common throughout the year but lighter during the drier summer months. Overall, Granite Falls has a pleasant climate that many people enjoy living in.
Granite Falls, Washington gets 55 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Granite Falls averages 4 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 162 sunny days per year in Granite Falls. The US average is 205 sunny days.
Granite Falls 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 75 degrees
Winter Low: the January low is 34
Rain: averages 55 inches of rain a year
Snow: averages 4 inches of snow a year