Cicada 2024 Timeline Google. With spring in full swing, a subterranean clock is ticking in more than a dozen. Two broods of cicadas—brood xix and xiii, which emerge every 13 and 17 years, respectively—are appearing together in 2024.

Cicadas will hear the call of spring. Eastern north america is the only place in the world where you find periodical cicadas — groups of.