17016 Cornwall, PA has a humid continental climate with hot and humid summers and cold and snowy winters. Summers in the area typically bring temperatures that exceed 80 degrees Fahrenheit, while winter temperatures can drop below zero. Precipitation is plentiful year round, with an annual average of around 43 inches. The area also experiences frequent thunderstorms during the summer months, which can bring heavy rain and lightning.
Cornwall (zip 17016), Pennsylvania gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Cornwall (zip 17016) averages 21 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 197 sunny days per year in Cornwall (zip 17016). The US average is 205 sunny days.
Cornwall (zip 17016) gets some kind of precipitation, on average, 120 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 85 degrees
Winter Low: the January low is 21
Rain: averages 43 inches of rain a year
Snow: averages 21 inches of snow a year