When Are Cicadas Coming Back 2024. When are the cicadas coming in 2024? Two broods of cicadas—brood xix and xiii, which emerge every 13 and 17 years, respectively—are appearing together in 2024.

Updated may 23, 2024, 11:23 a.m. With spring in full swing, a subterranean clock is ticking in more than a dozen states.