Hummingbird Migration 2024 Maryland Usa. When it starts depends on their summer location and how far they have to travel. Our migration map is updated hourly with up to the minute live hummingbird sightings posted by our visitors.

Saw record warmth, but january brought a sudden chill with arctic temperatures and snow. There are over 330 species of hummingbirds, but not all of them are migratory.