Alton, NH has a moderate climate with four distinct seasons. During the summer, temperatures average around 75掳F and there is plenty of sunshine. In the winter, temperatures dip to an average low of 20掳F and snowfall can be considerable. Spring is typically mild with occasional showers and fall brings cooler temperatures with colorful foliage. The area receives an average of 43 inches of rain each year, making it a great place for outdoor activities throughout the year.
Alton, New Hampshire gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Alton averages 62 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 199 sunny days per year in Alton. The US average is 205 sunny days.
Alton gets some kind of precipitation, on average, 136 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 81 degrees
Winter Low: the January low is 10
Rain: averages 47 inches of rain a year
Snow: averages 62 inches of snow a year