Philadelphia, PA’s climate is characterized by hot, humid summers and cold winters. The average high temperature in the summer months is around 80-85°F (27-29°C) with overnight lows typically sitting between 65-70°F (18-21°C). During the winter months, temperatures can dip as low as 20-30°F (-6 to -1°C), with highs averaging around 40-50°F (4-10°C). Precipitation occurs throughout the year, especially during April & May and from September through November. Snowfall often occurs in December through February. Generally speaking, Philadelphia enjoys a moderate climate compared to other areas of the United States.
Philadelphia (zip 19154), Pennsylvania gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Philadelphia (zip 19154) averages 9 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 205 sunny days per year in Philadelphia (zip 19154). The US average is 205 sunny days.
Philadelphia (zip 19154) gets some kind of precipitation, on average, 122 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 23
Rain: averages 48 inches of rain a year
Snow: averages 9 inches of snow a year