Dean, PA is located in the Susquehanna Valley and experiences an average of four distinct seasons. The summers are typically hot and humid while the winters tend to be cold with occasional snow showers. Spring brings moderate temperatures with plenty of rainfall, while autumn usually features crisp days and cool nights. Humidity levels are usually quite high throughout the year, although they can fluctuate significantly from season to season. Although it does not get extremely cold during the winter months, Dean can experience occasional bouts of frigid temperatures and snowstorms.
Dean, Pennsylvania gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Dean averages 59 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 166 sunny days per year in Dean. The US average is 205 sunny days.
Dean gets some kind of precipitation, on average, 157 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 16
Rain: averages 43 inches of rain a year
Snow: averages 59 inches of snow a year