Illinois Experiences Some of the Coldest Mays Since 1895
Illinois has recorded some of its coldest May temperatures since 1895, according to data compiled by Stacker from the National Centers for Environmental Information. The rankings are based on the lowest average temperatures recorded in May over the years. Notable years include May 1917, which had an average temperature of 55.8°F, and May 1924, with an average of 55.9°F. These cold Mays are characterized by lower-than-average high and low temperatures, as well as varying levels of precipitation. The data provides a historical perspective on climate patterns in Illinois, highlighting significant deviations from typical May weather. 
