Cicada 2024 Chicago Il. For the first time in. 2024 is a big year for periodical cicadas in illinois, where broods xiii and xix will be emerging throughout much of the state at the same time.

This year (2024) is a big year for periodical cicadas in illinois, where broods xiii and xix will be emerging throughout much of the state at the same time. Their lifespan, how long they stay out and their range.