Hottest and Coldest Temperatures Ever in Philadelphia on January 15

On January 15th in Philadelphia, the weather can vary significantly, based on historical records. The hottest temperature ever recorded on this date was 70.0°F back in 1995, while the coldest temperature was 1.9°F in 1964. The average temperature for January 15th is 32.58°F, with an average high of 40.34°F and an average low of 24.81°F. Interestingly, in 1995, the year when the hottest temperature was recorded, Philadelphia celebrated the opening of the Kimmel Center for the Performing Arts, a stunning 21st-century architectural landmark, enriching the city's cultural landscape.