Hottest and Coldest Temperatures Ever in Allentown on April 18

On April 18 in Allentown, temperatures have ranged from a scorching 93.0°F in 1976 to a chilly 30.0°F in 1996. The average temperature for this date is 53.53°F, with a relatively warm average high of 60.06°F and a cooler average low of 47.00°F. In 1976, alongside the record high temperature, it is worth noting that Apple Computer Company was established, laying the foundation for technological advancements that would shape the world we live in today.