17202 Chambersburg, PA has a humid continental climate characterized by hot and humid summers and cold winters. Summers are usually warm to very hot with temperatures in the mid to high 80's during July and August while nights can cool down into the 60's. Winters are cold with temperatures often dropping down into the 20's during December and January. The area receives moderate amounts of rain with occasional snow throughout the winter months.
Chambersburg (zip 17202), Pennsylvania gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Chambersburg (zip 17202) averages 31 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 196 sunny days per year in Chambersburg (zip 17202). The US average is 205 sunny days.
Chambersburg (zip 17202) 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 23
Rain: averages 41 inches of rain a year
Snow: averages 31 inches of snow a year