Cowlitz County, Washington gets 65 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Cowlitz County averages 5 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 140 sunny days per year in Cowlitz County. The US average is 205 sunny days.
Cowlitz County gets some kind of precipitation, on average, 178 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.
Summer High: the July high is around 78 degrees
Winter Low: the January low is 33
Rain: averages 65 inches of rain a year
Snow: averages 5 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Cowlitz County is 7.0 (10=best), which means it is less comfortable than most places in Washington.
9.1 / 5
Summer / Winter
July, August and September are the most pleasant months in Cowlitz County, while December and January are the least comfortable months.