When do hummingbirds leave Arizona?

The Anna's Hummingbird does not leave Arizona: it is reported all year, from 21% of checklists in late May to 37% in the second week of October.

When is the best time to see hummingbirds in Arizona?

The Anna's Hummingbird is reported most often in the second week of October, on about 37% of Arizona checklists.

Which hummingbirds are in Arizona?

Anna's Hummingbird, Broad-billed Hummingbird, Black-chinned Hummingbird, Rufous Hummingbird, Broad-tailed Hummingbird, Costa's Hummingbird, and Calliope Hummingbird are reported regularly; the Anna's Hummingbird is the most common.

7 hummingbird species in Arizona

When Do Hummingbirds Arrive in Arizona?

Photo: Claude Lyneis, CC0 1.0 via iNaturalist

Anna's Hummingbirds, Broad-billed Hummingbirds, and Black-chinned Hummingbirds are the hummingbirds you are most likely to see in Arizona. The Anna's Hummingbird is in Arizona all year. It turns up on about 37% of checklists at its peak (the second week of October) and on 21% in its quietest week (late May).

When to look

PresentAll year

Peak weekOct 8-14the second week of October

Quietest weekMay 22-31late May

Best: the second week of October. Here all year. Peak: on about 37% of Arizona checklists.

Janpeak season
Febpeak season
Marpeak season
Aprpeak season
Maycommon
Juncommon
Julcommon
Augpeak season
Seppeak season
Octpeak season
Novpeak season
Decpeak season

Darker months: more checklists report it. Outlined: peak month.

Hummingbirds in Arizona, species by species

Species	First arrivals	Common by	Peak	Most gone by	Peak %
Anna's Hummingbird	all year	–	Oct 8-14	–	37%
Broad-billed Hummingbird	Mar 15-21	Mar 15-21	Aug 1-7	Sep 15-21	23%
Black-chinned Hummingbird	Mar 8-14	Mar 22-31	Apr 22-30	Sep 22-30	22%
Rufous Hummingbird	Jun 22-30	Jul 8-14	Aug 22-31	Sep 22-30	17%
Broad-tailed Hummingbird	Mar 8-14	Apr 1-7	Aug 15-21	Sep 15-21	13%
Costa's Hummingbird	all year	–	Mar 15-21	–	11%
Calliope Hummingbird	Jul 15-21	Jul 15-21	Aug 22-31	Oct 1-7	2.7%

Anna's Hummingbird
Broad-billed Hummingbird
Black-chinned Hummingbird
Rufous Hummingbird

Share of complete checklists reporting each species, by week (4 per month). Gaps: fewer than 10 checklists that week.

Frequency is the share of complete checklists in Arizona that listed the bird, 2016–2025. It is not a head count, and it follows where and when people go birding. How to read it.

Where in Arizona

Best counties for Anna's Hummingbird

Share of checklists at the peak

Maricopa CountyBest mid February · 9108 checklists that week, 269,896 in all53%
Santa Cruz CountyBest mid October · 1744 checklists that week, 162,726 in all51%
Yavapai CountyBest early August · 1016 checklists that week, 83,606 in all45%
Pima CountyBest the second week of October · 6357 checklists that week, 437,722 in all40%
Cochise CountyBest the second week of October · 2238 checklists that week, 190,093 in all39%
Yuma CountyBest mid December · 270 checklists that week, 14,687 in all38%

Common questions

When do hummingbirds arrive in Arizona?: The Anna's Hummingbird is in Arizona all year. It turns up on about 37% of checklists at its peak (the second week of October) and on 21% in its quietest week (late May).
When do hummingbirds leave Arizona?: The Anna's Hummingbird does not leave Arizona: it is reported all year, from 21% of checklists in late May to 37% in the second week of October.
When is the best time to see hummingbirds in Arizona?: The Anna's Hummingbird is reported most often in the second week of October, on about 37% of Arizona checklists.
Which hummingbirds are in Arizona?: Anna's Hummingbird, Broad-billed Hummingbird, Black-chinned Hummingbird, Rufous Hummingbird, Broad-tailed Hummingbird, Costa's Hummingbird, and Calliope Hummingbird are reported regularly; the Anna's Hummingbird is the most common.