Adult cicadas do not bite humans unless they are allowed to remain on someone long enough to mistake a part of the human body for a part of a plant.

Are cicadas harmful to humans?

While an emergence of cicadas can be overwhelming, they are not harmful to humans. “Cicadas lay their eggs in tree branches so this is where we may expect to find them the most. Cicadas don't bite or sting, but they can be distracting.

Do cicadas sting or bite humans?

No, cicadas do not bite or sting.