Mount Lebanon, PA has a humid continental climate with four distinct seasons. Summers are warm and humid with occasional high humidity days, while winters are cold with moderate snowfall. In the spring and autumn months temperatures are mild with occasional precipitation. The area experiences frequent thunderstorms in the summer months, making it an ideal location for outdoor activities like hiking and camping. Mount Lebanon is also known for its abundant foliage throughout the year, thanks to its relative elevation compared to other nearby cities in Pennsylvania.
Mount Lebanon, Pennsylvania gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mount Lebanon averages 33 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 162 sunny days per year in Mount Lebanon. The US average is 205 sunny days.
Mount Lebanon gets some kind of precipitation, on average, 144 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 82 degrees
Winter Low: the January low is 20
Rain: averages 38 inches of rain a year
Snow: averages 33 inches of snow a year