Hottest and Coldest Temperatures Ever in Philadelphia on April 12

On April 12th, in Philadelphia, historically, the weather has marked extremes of temperature. The highest temperature reached an impressive 91.9°F in 1977, while the coldest temperature registered was 28.9°F in 1967. Typically, the average temperature for this date is 51.10°F, with an average high temperature of 56.69°F and an average low temperature of 45.50°F. In 1977, alongside the record-breaking heat, an interesting news item emerged in Philadelphia. It was during this year that the famous Philadelphia Mint produced the first US government platinum coin, the American Platinum Eagle, stunning collectors and numismatists worldwide with its beauty and rarity.