When Will Cicadas Emerge In 2024 In Chicago. Two types of periodical cicadas will come above ground at the same time in illinois this summer. The cicadas will emerge once the ground reaches a temperature of 64 degrees fahrenheit — around late april or early may — and remain above ground for.
Brood xix has been dormant for the past 13 years, but will soon be. With illinois the center of emergency, the area will see more cicadas.