Philadelphia, PA enjoys a humid subtropical climate with warm summers and cold winters. The average high temperature throughout the year is around 73°F (23°C) while the average low temperature is around 50°F (10°C). Precipitation is fairly common in Philadelphia with an average of around 3.8 inches per month. There are generally four distinct seasons in Philadelphia, with each season having its own unique weather pattern. In the summer, temperatures can reach up to 90°F (32°C) and during the winter, temperatures can drop down to 20°F (-6°C). Snowfall is usually light but it does occur on occasion.
Philadelphia, Pennsylvania gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Philadelphia averages 13 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 Philadelphia. The US average is 205 sunny days.
Philadelphia gets some kind of precipitation, on average, 119 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.
Summer High: the July high is around 87 degrees
Winter Low: the January low is 26
Rain: averages 47 inches of rain a year
Snow: averages 13 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Philadelphia is 7.3 (10=best), which means it is one of the most pleasant places in Pennsylvania.
8.2 / 5.8
Summer / Winter
September, June and May are the most pleasant months in Philadelphia, while January and February are the least comfortable months.