Us Hummingbird Migration Map 2024. We ended our 2024 hummingbird spring migration mapproject on may 31, 2024, as most hummingbirds reached their northernmost breeding grounds in the provinces of canada. Migration is determined by food availability, weather, and daylight.

2024 hummingbird sightings map click on any of the map markers to see more details about that specific sighting. Emphasis is given to those sightings which reflect changes and trends in migrating bird numbers.