Hottest and Coldest Temperatures Ever in Allentown on January 01

On January 1st, Allentown, Pennsylvania experienced a range of temperatures throughout history. The highest temperature on record for this date occurred in 2005, reaching a scorching 62.1°F. Conversely, the coldest temperature was recorded in 1968, plummeting to a frigid -2.9°F. On average, January 1st sees a temperature around 32.76°F, with a typical high of 39.37°F and a low of 26.15°F. In 2005, amidst the heatwave, there was an intriguing news item - the completion of the world's largest glass-covered greenhouse in China, spanning an impressive 20.38 acres.