Hottest and Coldest Temperatures Ever in Philadelphia on January 11

On January 11th in Philadelphia, the weather varied from extreme temperatures throughout history. The highest temperature ever recorded on this date was 66.9°F in 2020, while the lowest temperature occurred in 1982 at 1.0°F. The average temperature for January 11th is 32.37°F, with an average high of 40.80°F and an average low of 23.95°F. In an interesting historical occurrence, during the year of the lowest recorded temperature in 1982, the first-ever compact disc player was introduced, forever changing the way people listened to music.