Hottest and Coldest Temperatures Ever in Philadelphia on September 24
On September 24th, Philadelphia experienced a range of temperatures, with the highest ever recorded temperature being 95.0°F in 1970, and the lowest recorded temperature of 39.9°F in 1963. The average temperature for this date is typically 64.45°F, with an average high of 70.76°F and an average low of 58.13°F. In 1970, aside from the scorching heat, an interesting news item was the World Cup held in Mexico, where Brazil emerged victorious, winning the tournament for the third time.