Pasco, WA has a semi-arid climate, characterized by hot summers and mild winters. Average summer temperatures can reach into the mid-90s while winter lows typically dip into the low 30s. The area receives an average of 8 inches of rain per year and is also subject to strong winds throughout the winter months. Snowfall is minimal, with an average of just 2-4 inches per year as most precipitation occurs in the form of rain.
Pasco, Washington gets 8 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Pasco averages 4 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 194 sunny days per year in Pasco. The US average is 205 sunny days.
Pasco gets some kind of precipitation, on average, 83 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 90 degrees
Winter Low: the January low is 29
Rain: averages 8 inches of rain a year
Snow: averages 4 inches of snow a year