02770 Rochester, MA generally has a humid continental climate with warm-to-hot summers and cold winters. The average temperature ranges from the mid 30s Fahrenheit in the winter to the low 80s Fahrenheit in the summer. Precipitation is abundant throughout the year, with an average annual total of around 40 inches. Snowfall is common during winter months, with an average of over 50 inches per year. This area experiences all four seasons, with a mild spring and autumn season in between.
Rochester (zip 02770), Massachusetts gets 51 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Rochester (zip 02770) averages 35 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in Rochester (zip 02770). The US average is 205 sunny days.
Rochester (zip 02770) gets some kind of precipitation, on average, 124 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 82 degrees
Winter Low: the January low is 19
Rain: averages 51 inches of rain a year
Snow: averages 35 inches of snow a year