Synchronous Fireflies 2024 Date And Time. The rangers at great smoky mountains national park have announced that may 30 through june 6 will be the peak days for its popular synchronous firefly viewing—or, as we like to think of it, the. Updated april 23, 2024 · 4 min.

Great smoky mountains national park will host the annual synchronous firefly viewing opportunity at elkmont from sunday, june 4 through sunday, june 11. Synchronous fireflies ( photinus carolinus ) are one of at least 19 species of fireflies that live in great smoky mountains national park and one of only a few species in the world.