Hottest and Coldest Temperatures Ever in Boston on December 09

On December 9, Boston experienced various temperature extremes. In 1966, the city recorded its hottest temperature ever, reaching 70.0°F, while in 1968, it hit its coldest temperature of 10.0°F. On average, December 9 sees a temperature of 35.67°F, with a high of 42.18°F and a low of 29.16°F. In an interesting news item from those years, on December 9, 1968, astronaut Frank Borman became the first person to orbit the moon aboard the Apollo 8 spacecraft.