Preston, PA has a humid continental climate with warm summers and cold winters. The average temperature in the summer months hovers around 75 degrees Fahrenheit while the winter months tend to experience temperatures of around 25 degrees Fahrenheit. Rainfall is typical throughout the year with an average annual precipitation of 42 inches per year. Snowfall varies greatly from year to year with some winters bringing more than 50 inches of snow while other years may only bring 10 inches or less.
Preston, Pennsylvania gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Preston averages 72 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 174 sunny days per year in Preston. The US average is 205 sunny days.
Preston gets some kind of precipitation, on average, 145 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 78 degrees
Winter Low: the January low is 11
Rain: averages 47 inches of rain a year
Snow: averages 72 inches of snow a year