Hottest and Coldest Temperatures Ever in Allentown on December 15

On December 15th in Allentown, Pennsylvania, the weather ranged from a record-breaking high of 66.0°F in 2015 to a bone-chilling low of 6.1°F in 1960. The average temperature for this date stands at 34.80°F, with an average high of 41.26°F and an average low of 28.35°F. Amidst these temperature fluctuations, an interesting news item from the past years was a remarkable scientific discovery or achievement in the field of meteorology, such as advancements in weather forecasting technology or breakthroughs in climate research.