Hottest and Coldest Temperatures Ever in Allentown on May 28

On May 28th in Allentown, the highest temperature on record was 91.9°F in 1977, while the lowest temperature ever recorded was 37.9°F in 1997. The average temperature for this date is 64.47°F, with an average high of 70.01°F and an average low of 58.93°F. In 1977, during the heatwave that produced the record high, an interesting news item occurred: Elvis Presley gave his last performance in public, performing at the Market Square Arena in Indianapolis on June 26th before his untimely death two months later.