Hottest and Coldest Temperatures Ever in Boston on February 18
On February 18th in Boston, the weather has seen extremes in the past. The hottest temperature ever recorded on this date was 66.0°F in 1981, while the coldest was -4.0°F in 1958. The average temperature for this day is 32.03°F, with an average high of 38.51°F and an average low of 25.56°F. Amidst these temperature fluctuations, in 1981, an interesting news item occurred when the famous "Miracle on Ice" took place during the Winter Olympics, with the US men's ice hockey team defeating the Soviet Union in a stunning upset, cementing their place in history.