Hottest and Coldest Temperatures Ever in Philadelphia on April 23

On April 23rd in Philadelphia, the weather experienced a range of temperatures throughout the years. The hottest temperature ever recorded on this date was a scorching 91.0°F in 1960, while the coldest temperature reached a chilling 33.1°F in 1982. On average, this day sees a milder temperature of 56.18°F, with a typical high of 62.40°F and low of 49.95°F. In an interesting tidbit from the past, 1960 also saw the launch of the first weather satellite, TIROS-1, revolutionizing the way meteorological data is collected and analyzed globally.