Hottest and Coldest Temperatures Ever in Philadelphia on April 28

On April 28th in Philadelphia, the weather typically brings an average temperature of 56.89°F, with the average high reaching 63.50°F and the average low of 50.28°F. However, historical data shows that on this date in 1990, Philadelphia experienced its hottest temperature ever recorded, reaching a scorching 90.0°F. In contrast, the coldest temperature ever recorded on April 28th occurred in 1966, plummeting to a chilling 35.1°F. It's noteworthy that in 1990, during the same year as the record-breaking heat, the World Health Organization removed homosexuality from the list of mental disorders, marking a significant step towards inclusivity and acceptance.