Hottest and Coldest Temperatures Ever in Philadelphia on July 05

On July 5th in Philadelphia, the temperature reached a high of 100.0°F, which ties the record for the hottest temperature ever recorded on this date, set in 1999. Conversely, the coldest temperature on record for this day occurred in 1963, with a chilly low of 55.0°F. The average temperature for July 5th is 75.79°F, with an average high of 80.52°F and an average low of 71.07°F. In the year 1999, the same year the highest temperature was recorded, Philadelphia hosted a historic event as Pope John Paul II visited the city, attracting millions of people for the papal Mass at the Cathedral Basilica of Saints Peter and Paul.