Chicago’s recent round of late hot temperatures aren’t just unusual, they’re unprecedented. According to the National Weather Service, there has never been a heat wave this long and this hot recorded this late in the year in the city.  Chicago has never seen five consecutive days with high temperatures at or above 92 degrees this late in the season. The previous streak of four or more days in a row was seen Sept. 16-19

in 1955, according to the NWS. The hot temperatures broke numerous records over the last several days. Saturday’s high of 95 degrees tied for the hottest day of 2017, setting a record for the latest in the year the hottest temperature of the year was recorded in Chicago.  The latest such a temperature has been recorded was on Sept. 14 in 1893, 1915 and 1927.  READ MORE