Hottest and Coldest Temperatures Ever in Boston on January 15

On January 15th in Boston, the weather has varied significantly over the years. The highest recorded temperature occurred in 1995, reaching a sweltering 66.0°F, while the coldest temperature ever recorded was a bone-chilling -11.9°F in 1957. On average, the temperature for this date is 28.69°F, with the average high temperature being 36.78°F and the average low temperature at 20.60°F. In an interesting news item, in 1957, when the coldest temperature was recorded, the Soviet Union launched Sputnik 1, the world's first artificial satellite, marking a significant milestone in human history.