Hottest and Coldest Temperatures Ever in Allentown on April 09

On April 9th in Allentown, the recorded weather extremes are impressive. In 2001, the temperature reached a scorching 82.9°F, while in 1977, it dropped to a bone-chilling 21.9°F. This date typically sees an average temperature of 47.33°F, with an average high of 54.23°F and an average low of 40.43°F. Adding some historical context, in 2001, notable news emerged that the city of Allentown implemented a major revitalization plan to transform its downtown area into a thriving arts and cultural district, attracting residents and visitors alike.