Hottest and Coldest Temperatures Ever in Boston on March 17

On March 17th in Boston, the weather varies widely. The hottest temperature recorded on this date was 70.0°F in 1990, while the coldest temperature reached 10.9°F in 1967. The average temperature for March 17th is 37.66°F, with an average high of 43.14°F and an average low of 32.18°F. In 1967, the year of the coldest temperature, an interesting news item is that the first successful human heart transplant occurred in South Africa, performed by Dr. Christiaan Barnard. This remarkable medical breakthrough captured global attention and has since paved the way for further advancements in the field of cardiac surgery.