The climate in Tredyffrin, PA is generally humid and mild. Summers tend to be hot and humid with average temperatures ranging from the mid-70s to the low 90s. Winters are usually cold with some snowfall and overnight lows averaging in the mid-20s. Spring and Fall bring light rain and pleasant temperatures in the mid-50s to low 70s. The area has an average of 200 sunny days per year, making it a great destination for outdoor recreation at any time of year!
Tredyffrin, Pennsylvania gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Tredyffrin averages 22 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 Tredyffrin. The US average is 205 sunny days.
Tredyffrin gets some kind of precipitation, on average, 117 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 87 degrees
Winter Low: the January low is 20
Rain: averages 48 inches of rain a year
Snow: averages 22 inches of snow a year