Cornish, NH is located in the southern part of the state and its mild climate makes it an ideal destination for outdoor activities throughout the year. Summers are generally warm and humid with average temperatures ranging from the high 70s to low 80s. Winters are cold and snowy with temperatures usually dropping into the teens or single digits. Rainfall is fairly evenly distributed throughout all four seasons, however, snowfall totals can vary depending on elevation and location. Overall, Cornish has a pleasant climate that provides plenty of opportunities for outdoor recreation during any season.
Cornish, New Hampshire gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Cornish averages 74 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 195 sunny days per year in Cornish. The US average is 205 sunny days.
Cornish gets some kind of precipitation, on average, 137 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 7
Rain: averages 42 inches of rain a year
Snow: averages 74 inches of snow a year