Hottest and Coldest Temperatures Ever in Boston on September 08

On September 8th in Boston, the temperature can range from a scorching 96.1°F, recorded in 2015, to a chilly 48.0°F, witnessed back in 1978. However, on average, this date experiences a pleasant temperature of 67.64°F. The highs tend to reach around 73.41°F, while the lows settle around 61.87°F. In interesting news from the provided years, in 2015, Boston experienced an unusually warm September, with several days hitting record-high temperatures, resulting in an extended period of swimming weather for locals and tourists alike.