Hottest and Coldest Temperatures Ever in Pittsburgh on October 17
On October 17th in Pittsburgh, the weather has seen extremes in the past, with the hottest temperature recorded at 81.0°F in 1963 and the coldest temperature at 28.0°F in 1991. The average temperature for this date is 52.15°F, with an average high of 59.82°F and an average low of 44.48°F. In 1963, during a particularly hot day in Pittsburgh, an interesting news item was reported. The Pittsburgh Steelers, an American football team, won their first ever NFL title, claiming victory in the Playoff Bowl against the New York Giants.