Hottest and Coldest Temperatures Ever in Allentown on September 11

On September 11th in Allentown, the weather varied over the years. The highest temperature ever recorded on this date was a scorching 96.1°F in 1983, while in 1995, the coldest temperature dipped to 39.0°F. On average, the temperature on this date is 67.84°F, with a typical high of 72.46°F and a low of 63.22°F. In 1983, besides the record-high temperature, a noteworthy event occurred: the year marked the founding of the Rock and Roll Hall of Fame in Cleveland, Ohio, making it a milestone in music history.