Hottest and Coldest Temperatures Ever in Philadelphia on July 28

On July 28th in Philadelphia, historical weather data reveals intriguing temperature extremes. In 1954, the city experienced scorching heat with a record high temperature of 97.0°F. In 1962, the weather turned chilly, dropping to a frigid low of 53.1°F. On average, this date sees a more moderate temperature of 77.73°F, with highs averaging at 80.78°F and lows at 74.68°F. Looking back to these past years, it is worth noting that in 1954, the world's first nuclear-powered submarine, the USS Nautilus, successfully completed its maiden voyage, marking a significant milestone in naval history.