Birds in California in September

Percent of complete checklists in California that reported the bird during these weeks, 2016–2025 (320,240 checklists). It shows how likely you are to list the bird, not how many there are. Methods.

1. 1Black Phoebe52%
2. 2House Finch50%
3. 3Anna's Hummingbird47%
4. 4American Crow43%
5. 5California Scrub-Jay38%
6. 6California Towhee35%
7. 7Song Sparrow34%
8. 8Mourning Dove34%
9. 9Lesser Goldfinch33%
10. 10Turkey Vulture29%
11. 11Common Raven28%
12. 12Mallard26%
13. 13Bewick's Wren25%
14. 14Bushtit25%
15. 15Nuttall's Woodpecker24%
16. 16Red-tailed Hawk22%
17. 17Dark-eyed Junco21%
18. 18White-crowned Sparrow21%
19. 19European Starling21%
20. 20Western Gull20%
21. 21Orange-crowned Warbler20%
22. 22Great Egret19%
23. 23Double-crested Cormorant19%
24. 24Chestnut-backed Chickadee19%
25. 25Spotted Towhee19%
26. 26Northern Yellow Warbler19%
27. 27Oak Titmouse18%
28. 28Acorn Woodpecker18%
29. 29Great Blue Heron18%
30. 30Red-shouldered Hawk17%
31. 31Killdeer17%
32. 32Western Bluebird17%
33. 33Common Yellowthroat16%
34. 34Northern Mockingbird16%
35. 35Snowy Egret16%
36. 36Eurasian Collared-Dove15%
37. 37Canada Goose15%
38. 38Rock Pigeon15%
39. 39Brown Pelican14%
40. 40Northern House Wren14%
41. 41Red-winged Blackbird13%
42. 42Wilson's Warbler13%
43. 43Steller's Jay13%
44. 44White-breasted Nuthatch13%
45. 45American Coot12%
46. 46Northern Flicker12%
47. 47Pied-billed Grebe12%
48. 48Wrentit12%
49. 49Allen's Hummingbird12%
50. 50Downy Woodpecker12%
51. 51Barn Swallow11%
52. 52Townsend's Warbler11%
53. 53Western Tanager11%
54. 54California Gull11%
55. 55Western Flycatcher11%
56. 56Belted Kingfisher11%
57. 57Brewer's Blackbird11%
58. 58House Sparrow11%
59. 59American Robin10%

• Yellow-rumped Warblerfirst arrivals mid September, peaks the second week of December
• White-crowned Sparrowfirst arrivals late September, peaks late October
• Ruby-crowned Kingletfirst arrivals mid September, peaks the second week of December
• Golden-crowned Sparrowfirst arrivals mid September, peaks the second week of December
• Say's Phoebefirst arrivals the second week of September, peaks late November
• Hermit Thrushfirst arrivals mid September, peaks early November
• American Wigeonfirst arrivals the second week of September, peaks the second week of January
• American Kestrelfirst arrivals mid September, peaks the second week of December
• Savannah Sparrowfirst arrivals early September, peaks late October
• American Pipitfirst arrivals mid September, peaks the second week of November
• Western Meadowlarkfirst arrivals the second week of September, peaks early November
• Lincoln's Sparrowfirst arrivals the second week of September, peaks the second week of October

• Barn Swallowmost gone by mid September
• Western Wood-Peweemost gone by late September
• Caspian Ternmost gone by mid September
• Lazuli Buntingmost gone by the second week of September
• Black-chinned Hummingbirdmost gone by the second week of September
• Cassin's Vireomost gone by early September
• Swainson's Hawkmost gone by early September
• Green-tailed Towheemost gone by early September

60. 60California Quail10%