INDIANA, USA — Lightning Bug Season Begins: What to Expect in 2025 from a Meteorologist's Perspective The season for lightning bugs—also known as fireflies—is beginning as warmer, more humid air ...

Penn’s Woods: Pennsylvania’s Great Outdoors Lightning bugs are enjoying this summer’s weather. Here’s how you can help keep them around. Published: Jul. 05, 2025, 8:00 a.m.

It was another warm, humid evening last Sunday and a Bethlehem backyard was filled with eye-catching streaks of yellow-green. Lightning bugs, or fireflies, were silently moving about, using ...