Hottest and Coldest Temperatures Ever in Allentown on May 10

On May 10th, Allentown experienced a range of temperatures, with the hottest temperature on record reaching 91.0°F in 1979, and the coldest temperature recorded at 30.0°F in 1966. The average temperature for this date is 59.58°F, with a high of 66.10°F and a low of 53.07°F. In 1979, apart from the scorching heat, interesting news emerged as Margaret Thatcher became the United Kingdom's first female Prime Minister, marking a significant milestone in history.