Cicada 2024 Emergence Date. In 2024, they are expected sometime in may or early june, according to ken johnson, a horticulture educator at the university of illinois. Two broods of cicadas—brood xix and xiii, which emerge every 13 and 17 years, respectively—are appearing together in 2024.
Billions of cicadas are set to surface this spring as two different broods — one that appears every 13 years, and another every 17 years — emerge simultaneously. 2024 is a special year for periodical cicadas:
