Washington, MA has a humid continental climate with four distinct seasons. Summers are warm and humid, with daytime temperatures reaching into the upper 80s (Fahrenheit). Winters are cold with temperatures typically dropping into the teens or lower at night. Spring and Fall offer mild days with cool nights. Precipitation is generally evenly distributed throughout the year, averaging about 50 inches per year, though snowfall in the winter months can be very heavy at times.
Washington, Massachusetts gets 51 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Washington averages 69 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 185 sunny days per year in Washington. The US average is 205 sunny days.
Washington gets some kind of precipitation, on average, 139 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 77 degrees
Winter Low: the January low is 12
Rain: averages 51 inches of rain a year
Snow: averages 69 inches of snow a year