Hottest and Coldest Temperatures Ever in Allentown on May 23

On May 23rd in Allentown, the weather reached a comfortable average temperature of 64.38°F, with a high of 69.83°F and a low of 58.92°F. Looking back at historical records, the hottest temperature ever recorded on this date was 91.9°F in 1964, while the coldest temperature occurred in 2002, dropping to 37.0°F. In 1964, an interesting news item worth noting is that Muhammad Ali, then known as Cassius Clay, defeated Sonny Liston to become the heavyweight boxing champion of the world.