60 birds were recorded seen in Arizona in May in our iNaturalist sample; 13 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top birds in May
White-winged Dove
Gambel's Quail

Mourning Dove

Black-headed Grosbeak
House Finch
Broad-billed Hummingbird

Vermilion Flycatcher

Gila Woodpecker

Great-tailed Grackle

Curve-billed Thrasher

Western Tanager
Lesser Goldfinch
All birds seen in Arizona in May
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | White-winged Dove | Zenaida asiatica | Pigeons and Doves | 1,646 | Apr (past peak) |
| 2 | Gambel's Quail | Callipepla gambelii | New World Quails | 1,643 | Apr (past peak) |
| 3 | Mourning Dove | Zenaida macroura | Pigeons and Doves | 1,356 | Apr (past peak) |
| 4 | Black-headed Grosbeak | Pheucticus melanocephalus | Cardinals and Allies | 1,213 | May (peak) |
| 5 | House Finch | Haemorhous mexicanus | Finches, Euphonias, and Allies | 1,156 | Apr (past peak) |
| 6 | Broad-billed Hummingbird | Cynanthus latirostris | Hummingbirds | 1,152 | Aug (rising) |
| 7 | Vermilion Flycatcher | Pyrocephalus rubinus | Tyrant Flycatchers | 1,107 | Apr (past peak) |
| 8 | Gila Woodpecker | Melanerpes uropygialis | Woodpeckers | 1,044 | Apr (past peak) |
| 9 | Great-tailed Grackle | Quiscalus mexicanus | New World Blackbirds and Orioles | 1,008 | Apr (past peak) |
| 10 | Curve-billed Thrasher | Toxostoma curvirostre | Mockingbirds and Thrashers | 974 | Apr (past peak) |
| 11 | Western Tanager | Piranga ludoviciana | Cardinals and Allies | 919 | May (peak) |
| 12 | Lesser Goldfinch | Spinus psaltria | Finches, Euphonias, and Allies | 847 | Apr (past peak) |
| 13 | Anna's Hummingbird | Calypte anna | Hummingbirds | 765 | Mar (past peak) |
| 14 | Mallard | Anas platyrhynchos | Ducks, Geese, and Swans | 752 | Apr (past peak) |
| 15 | Cactus Wren | Campylorhynchus brunneicapillus | Wrens | 723 | Apr (past peak) |
| 16 | Acorn Woodpecker | Melanerpes formicivorus | Woodpeckers | 705 | May (peak) |
| 17 | Verdin | Auriparus flaviceps | Penduline-Tits | 700 | Apr (past peak) |
| 18 | Mexican Jay | Aphelocoma wollweberi | Crows, Jays, and Magpies | 666 | May (peak) |
| 19 | Turkey Vulture | Cathartes aura | New World Vultures | 665 | Apr (past peak) |
| 20 | House Sparrow | Passer domesticus | Old World Sparrows | 660 | Apr (past peak) |
| 21 | Black-chinned Hummingbird | Archilochus alexandri | Hummingbirds | 652 | Aug (rising) |
| 22 | Common Raven | Corvus corax | Crows, Jays, and Magpies | 647 | Mar (past peak) |
| 23 | Northern Cardinal | Cardinalis cardinalis | Cardinals and Allies | 637 | Apr (past peak) |
| 24 | Greater Roadrunner | Geococcyx californianus | Cuckoos | 609 | Aug (rising) |
| 25 | Rivoli's Hummingbird | Eugenes fulgens | Hummingbirds | 578 | Aug (rising) |
| 26 | Ash-throated Flycatcher | Myiarchus cinerascens | Tyrant Flycatchers | 569 | Apr (past peak) |
| 27 | Summer Tanager | Piranga rubra | Cardinals and Allies | 561 | May (peak) |
| 28 | Western Wood-Pewee | Contopus sordidulus | Tyrant Flycatchers | 558 | May (peak) |
| 29 | Black-throated Sparrow | Amphispiza bilineata | New World Sparrows | 553 | Mar (past peak) |
| 30 | Abert's Towhee | Melozone aberti | New World Sparrows | 511 | Apr (past peak) |
| 31 | Red-tailed Hawk | Buteo jamaicensis | Hawks, Eagles, and Kites | 505 | Jan (past peak) |
| 32 | Northern Mockingbird | Mimus polyglottos | Mockingbirds and Thrashers | 491 | Apr (past peak) |
| 33 | Wild Turkey | Meleagris gallopavo | Pheasants, Grouse, and Allies | 474 | May (peak) |
| 34 | Hooded Oriole | Icterus cucullatus | New World Blackbirds and Orioles | 473 | Apr (past peak) |
| 35 | Brown-headed Cowbird | Molothrus ater | New World Blackbirds and Orioles | 472 | May (peak) |
| 36 | Phainopepla | Phainopepla nitens | Silky-flycatchers | 468 | Mar (past peak) |
| 37 | Yellow-eyed Junco | Junco phaeonotus | New World Sparrows | 462 | Aug (rising) |
| 38 | Say's Phoebe | Sayornis saya | Tyrant Flycatchers | 459 | Jan (past peak) |
| 39 | Canyon Towhee | Melozone fusca | New World Sparrows | 451 | May (peak) |
| 40 | Ladder-backed Woodpecker | Dryobates scalaris | Woodpeckers | 448 | Apr (past peak) |
| 41 | Lucy's Warbler | Leiothlypis luciae | New World Warblers | 443 | Apr (past peak) |
| 42 | Wilson's Warbler | Cardellina pusilla | New World Warblers | 442 | May (peak) |
| 43 | Bullock's Oriole | Icterus bullockii | New World Blackbirds and Orioles | 436 | May (peak) |
| 44 | Great Blue Heron | Ardea herodias | Herons, Egrets, and Bitterns | 432 | Apr (past peak) |
| 45 | Western Kingbird | Tyrannus verticalis | Tyrant Flycatchers | 430 | Apr (past peak) |
| 46 | Great Horned Owl | Bubo virginianus | Typical Owls | 425 | Apr (past peak) |
| 47 | Painted Redstart | Myioborus pictus | New World Warblers | 415 | Apr (past peak) |
| 48 | Scott's Oriole | Icterus parisorum | New World Blackbirds and Orioles | 401 | May (peak) |
| 49 | Broad-tailed Hummingbird | Selasphorus platycercus | Hummingbirds | 397 | May (peak) |
| 50 | Costa's Hummingbird | Calypte costae | Hummingbirds | 396 | Mar (past peak) |