Birds in Pennsylvania in August

Percent of complete checklists in Pennsylvania that reported the bird during these weeks, 2016–2025 (136,212 checklists). It shows how likely you are to list the bird, not how many there are. Methods.

1. 1American Goldfinch62%
2. 2Mourning Dove57%
3. 3Northern Cardinal57%
4. 4Blue Jay55%
5. 5Gray Catbird54%
6. 6American Robin47%
7. 7Carolina Wren42%
8. 8American Crow40%
9. 9Song Sparrow39%
10. 10Downy Woodpecker31%
11. 11White-breasted Nuthatch30%
12. 12House Finch29%
13. 13Red-bellied Woodpecker28%
14. 14Tufted Titmouse28%
15. 15Ruby-throated Hummingbird26%
16. 16Barn Swallow26%
17. 17Northern Flicker25%
18. 18European Starling24%
19. 19Eastern Wood-Pewee24%
20. 20House Sparrow22%
21. 21Turkey Vulture22%
22. 22Great Blue Heron22%
23. 23Red-eyed Vireo20%
24. 24Cedar Waxwing20%
25. 25Canada Goose20%
26. 26Chimney Swift18%
27. 27Carolina Chickadee18%
28. 28Mallard17%
29. 29Chipping Sparrow17%
30. 30Eastern Towhee16%
31. 31Eastern Bluebird15%
32. 32Common Grackle15%
33. 33Black-capped Chickadee15%
34. 34Northern House Wren14%
35. 35Eastern Kingbird13%
36. 36Red-tailed Hawk13%
37. 37Red-winged Blackbird13%
38. 38Belted Kingfisher13%
39. 39Common Yellowthroat12%
40. 40Eastern Phoebe12%
41. 41Killdeer12%
42. 42Green Heron12%
43. 43Hairy Woodpecker11%
44. 44Indigo Bunting11%
45. 45Wood Duck11%
46. 46Northern Mockingbird10%
47. 47Tree Swallow10%

• Magnolia Warblerfirst arrivals mid August, peaks mid September
• Cape May Warblerfirst arrivals early August, peaks mid September
• Red-breasted Nuthatchfirst arrivals mid August, peaks late September
• Tennessee Warblerfirst arrivals late August, peaks mid September
• Bay-breasted Warblerfirst arrivals late August, peaks mid September
• Sharp-shinned Hawkfirst arrivals late August, peaks the second week of October
• Common Nighthawkfirst arrivals the second week of August, peaks early September

• American Robinmost gone by the second week of August
• Baltimore Oriolemost gone by late August
• Common Gracklemost gone by the second week of August
• Tree Swallowmost gone by mid August
• Indigo Buntingmost gone by the second week of August
• Eastern Kingbirdmost gone by late August
• Northern Rough-winged Swallowmost gone by early August
• Swamp Sparrowmost gone by early August
• Willow Flycatchermost gone by early August
• Acadian Flycatchermost gone by early August
• Purple Martinmost gone by mid August
• Hermit Thrushmost gone by early August

48. 48Baltimore Oriole9.8%
49. 49Osprey9.5%
50. 50Great Egret9.3%
51. 51Double-crested Cormorant9.0%
52. 52Pileated Woodpecker8.8%
53. 53Rock Pigeon8.5%
54. 54Fish Crow7.9%
55. 55Bald Eagle7.7%
56. 56Field Sparrow7.0%
57. 57Blue-gray Gnatcatcher7.0%
58. 58Least Sandpiper6.6%
59. 59American Redstart6.2%
60. 60Spotted Sandpiper6.2%