Hummingbird Migration 2024 Fall Color. Some hummingbirds begin to arrive in colorado in march or early april and have usually departed by november. Hummingbird fall migration map 2024 and sightings.

View map hummingbird sighting view. Many of our website viewers are continuing to see hummingbirds as we move through late summer and into the early fall of 2024, and are reporting their migration sightings and.