Hottest and Coldest Temperatures Ever in Philadelphia on October 04
On October 4th in Philadelphia, the hottest temperature ever recorded was 86.0°F in 1967, while the coldest temperature ever recorded was 34.0°F in 1974. The average temperature for this date is 61.79°F, with an average high of 68.03°F and an average low of 55.54°F. Looking back to 1967, an interesting news item was the iconic Woodstock music festival, which took place in August and saw thousands of people gather for three days of peace, love, and music.