Chicago Cicadas 2024 Schedule. In may and june 2024, illinoisans are witnessing the dual emergence of two broods of periodical cicadas at the same time, something that hasn’t happened in 221 years. We’re tracking where chicagoans have spotted cicadas in the city so you can go see them — or avoid them.

This is the first time this has happened since. Cicadas are officially emerging from the ground in several parts of the chicago area as the start of a historic emergence begins.