Hottest and Coldest Temperatures Ever in Philadelphia on August 13

On August 13th in Philadelphia, the weather varied between extreme temperatures. The record high of 99.0°F was set in 2002, while the record low of 55.0°F occurred in 1964. The average temperature for this date is 75.25°F, with the average high at 79.48°F and the average low at 71.02°F. In the midst of these weather fluctuations, it is worth noting that in 2002, Philadelphia hosted the first-ever World Meeting of Families, attracting over a million visitors who gathered to attend Mass celebrated by Pope John Paul II during his historic visit to the city.