Hottest and Coldest Temperatures Ever in Boston on December 17

On December 17th in Boston, the temperature ranged from a chilly low of 9.0°F in 1951 to a warm high of 64.0°F in 2000. The average temperature for this date is 33.52°F, with an average high of 41.77°F and an average low of 25.28°F. This data reflects the variability of winters in Boston, from the coldest recorded temperature to a record-breaking warm day. In 2000, an interesting news event was the completion of the first stage of the International Space Station, marking an important milestone in space exploration and collaboration among multiple countries.