Colwyn, PA has a humid continental climate, which is characterized by cold winters and hot summers. The average temperature in the area ranges from 30°F in the winter months to 80°F in the summer months. Precipitation is abundant throughout the year with an average of 40 inches per year, mostly occurring during the spring and summer seasons. During cold winter days, snowfall can be expected, while thunderstorms are common during the warmer months. Despite being located near large cities like Philadelphia and Pittsburgh, Colwyn remains relatively mild thanks to its location near both Lake Erie and Lake Ontario.
Colwyn, Pennsylvania gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Colwyn averages 17 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 207 sunny days per year in Colwyn. The US average is 205 sunny days.
Colwyn 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 27
Rain: averages 46 inches of rain a year
Snow: averages 17 inches of snow a year