03455 Marlborough, NH has a humid continental climate with hot summers and cold winters. In the summer months, temperatures average in the mid-80s Fahrenheit during the day and dip into the mid-60s Fahrenheit at night. Winters are generally cold with temperatures averaging in the low 20s Fahrenheit during the day and dropping below zero at night. Precipitation is evenly distributed throughout the year, but is heaviest from April to August when there can be occasional thunderstorms. The area does experience some snowfall during winter months but it rarely accumulates for more than a few days.
Marlborough (zip 03455), New Hampshire gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Marlborough (zip 03455) averages 55 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 198 sunny days per year in Marlborough (zip 03455). The US average is 205 sunny days.
Marlborough (zip 03455) gets some kind of precipitation, on average, 126 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 80 degrees
Winter Low: the January low is 10
Rain: averages 46 inches of rain a year
Snow: averages 55 inches of snow a year