Penn Township (Chester County), PA has a temperate climate with mild winters and warm summers. The average annual temperature ranges from highs of 78°F in the summer to lows of 27°F during the winter months. Precipitation is plentiful throughout the year, with an average of 48 inches annually. Snowfall averages 25 inches each winter, but can vary greatly from one year to the next. The spring and fall months usually bring moderate temperatures and a mix of sunny days and rainy days.
Penn township (Chester County), Pennsylvania gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Penn township (Chester County) averages 26 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in Penn township (Chester County). The US average is 205 sunny days.
Penn township (Chester County) gets some kind of precipitation, on average, 124 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 48 inches of rain a year
Snow: averages 26 inches of snow a year