Southwick, MA has a humid continental climate with cold winters and warm summers. The area experiences four distinct seasons, with temperatures ranging from an average low of 20°F in the winter months to an average high of 79°F in the summer months. Precipitation is plentiful throughout the year, averaging 41 inches annually. The area also sees plenty of sunshine each year, permitting residents to enjoy outdoor activities for much of the year.
Southwick, Massachusetts gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Southwick averages 40 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 190 sunny days per year in Southwick. The US average is 205 sunny days.
Southwick gets some kind of precipitation, on average, 114 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 83 degrees
Winter Low: the January low is 15
Rain: averages 48 inches of rain a year
Snow: averages 40 inches of snow a year