Costa's Hummingbird in October

October brings the year's great turnover. The last long-distance migrants depart, winter visitors arrive from the North, and sparrows flood back into brushy edges and feeder yards. The first hard frosts end the insect season across most of the continent.

For the Costa's Hummingbird specifically, October is a fall month of relative routine, with the species settled into its seasonal pattern across its range. Across the 5 states and provinces where Costa's hummingbirds occur, what the bird is doing this month depends heavily on latitude — the details below break it down by band.

Southern states

absent

Mid-latitudes

year-round resident

Northern states & Canada

absent

In October, Costa's hummingbirds are absent in the South, year-round resident across the mid-latitudes, and absent in the northern states and Canada. That north–south split is the defining feature of this month: where you live changes which version of this bird you're looking at.

Costa's hummingbirds are not nesting in October. The season runs February–May at mid-latitudes.

Outside the nesting season, Costa's hummingbirds put their energy into feeding and flocking rather than territory and young — which is exactly what makes them easier to watch and attract this month.

• Chuparosa, ocotillo and feeders

Nests in late winter in the Sonoran Desert and leaves the hottest areas by midsummer.

This is the month to get winter feeding stations established — birds are scouting the food sources they'll rely on all winter.

Full Costa's Hummingbird diet guide → · Best feeder for Costa's hummingbirds →

Costa's hummingbirds are settled and predictable in October, which makes this a good month to learn the bird's routine — same feeders, same perches, same times of day.

The state guides below show exactly where in your region Costa's hummingbirds are expected this month and which native plants hold them in a yard.

ArizonaCaliforniaNevadaNew MexicoUtah