Hottest and Coldest Temperatures Ever in Boston on August 18

On August 18th, Boston experienced varying temperatures with the hottest on record at 95.0°F in 2002 and the coldest at 55.9°F in 2000. The average temperature for this date is 72.19°F, with an average high of 76.29°F and an average low of 68.08°F. With such temperature fluctuations, it is worth noting that in 2002, the year of the highest recorded temperature, the Boston Red Sox won their first World Series in 86 years, bringing joy to the city and its baseball fans after a long drought.