Hottest and Coldest Temperatures Ever in Allentown on September 18

On September 18th in Allentown, the weather conditions varied greatly over the years. The hottest temperature ever recorded on this date was 90.0°F in 1965, while the coldest temperature was 36.0°F in 1990. On average, the temperature for this date is 64.88°F, with an average high of 69.44°F and an average low of 60.32°F. In an interesting news item from 1965, the iconic rock band, The Beatles, performed at New York City's Shea Stadium on August 15th, attracting over 55,000 screaming fans in what became a landmark concert in music history.