Hottest and Coldest Temperatures Ever in Allentown on July 17

On July 17th, Allentown experienced a range of temperatures. The highest temperature ever recorded on this date was a scorching 99.0°F back in 1999, while the coldest temperature was a relatively cool 53.1°F in 1987. The average temperature for July 17th is 76.14°F, with an average high of 79.65°F and an average low of 72.62°F. In 1999, the same year Allentown reached its hottest temperature, an intriguing news item reported the discovery of a new species of flower within the region's expansive forests, adding to the area's natural beauty and biodiversity.