WhenToBird

Coccyzus americanus · Cuculidae

Yellow-billed Cuckoo: When and Where to See It

Adult Yellow-billed Cuckoo
Photo: kirk gardner, CC BY 4.0 via iNaturalist

The Yellow-billed Cuckoo reaches Louisiana first, around early April, and Arizona last, around the second week of June.

JanFebMarAprMayJunJulAugSepOctNovDec
today
Second week of November

Each county is shaded by the share of complete checklists there that listed the bird, blended with the weeks either side. Darker is more often. It follows where people watch birds, not how many birds there are. How to read it.

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0%2%4%6%Jan 1-7: 0.1% of 1114036 checklistsJan 8-14: 0.1% of 824708 checklistsJan 15-21: 0.1% of 825978 checklistsJan 22-31: 0% of 1105853 checklistsFeb 1-7: 0.1% of 779772 checklistsFeb 8-14: 0.1% of 864504 checklistsFeb 15-21: 0.1% of 1127933 checklistsFeb 22-28: 0% of 840124 checklistsMar 1-7: 0.1% of 839610 checklistsMar 8-14: 0.1% of 870138 checklistsMar 15-21: 0.1% of 898456 checklistsMar 22-31: 0.1% of 1335637 checklistsApr 1-7: 0.1% of 1030617 checklistsApr 8-14: 0.3% of 1124024 checklistsApr 15-21: 0.9% of 1194575 checklistsApr 22-30: 1.4% of 1675723 checklistsMay 1-7: 2.2% of 1449080 checklistsMay 8-14: 2.9% of 1538353 checklistsMay 15-21: 4.4% of 1219898 checklistsMay 22-31: 5.0% of 1452282 checklistsJun 1-7: 5.1% of 900636 checklistsJun 8-14: 4.7% of 829907 checklistsJun 15-21: 4.5% of 773255 checklistsJun 22-30: 4.5% of 916255 checklistsJul 1-7: 4.6% of 717733 checklistsJul 8-14: 4.2% of 658223 checklistsJul 15-21: 4.0% of 638752 checklistsJul 22-31: 4.1% of 895727 checklistsAug 1-7: 3.9% of 655651 checklistsAug 8-14: 3.8% of 650038 checklistsAug 15-21: 3.4% of 654639 checklistsAug 22-31: 2.6% of 974928 checklistsSep 1-7: 2.1% of 765914 checklistsSep 8-14: 1.9% of 738674 checklistsSep 15-21: 1.8% of 750433 checklistsSep 22-30: 1.6% of 944196 checklistsOct 1-7: 1.4% of 760106 checklistsOct 8-14: 1.0% of 793131 checklistsOct 15-21: 0.7% of 728727 checklistsOct 22-31: 0.3% of 959954 checklistsNov 1-7: 0.1% of 709464 checklistsNov 8-14: 0.1% of 693424 checklistsNov 15-21: 0.1% of 653952 checklistsNov 22-30: 0.1% of 871137 checklistsDec 1-7: 0.1% of 627591 checklistsDec 8-14: 0.1% of 642427 checklistsDec 15-21: 0.1% of 775638 checklistsDec 22-31: 0.1% of 1132751 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.

Pooled across every state in the data, so it leans toward states with the most birders.

States, in order of first arrivals

StatePatternFirst arrivalsPeakMost gone byPeak %
LouisianaSummer visitorApr 1-7May 22-31Aug 22-3120%
AlabamaSummer visitorApr 1-7Jun 8-14Oct 8-1416%
FloridaSummer visitorApr 1-7Apr 22-30Nov 1-74.8%
TexasSummer visitorApr 8-14May 22-31Aug 8-1418%
MississippiSummer visitorApr 8-14Jun 1-7Sep 22-3017%
South CarolinaSummer visitorApr 8-14May 22-31Oct 8-1411%
North CarolinaSummer visitorApr 15-21Jul 1-7Oct 8-1412%
GeorgiaSummer visitorApr 15-21Jun 22-30Oct 8-148.9%
OklahomaSummer visitorApr 22-30Jun 8-14Aug 15-2124%
ArkansasSummer visitorApr 22-30Jun 22-30Sep 1-721%
KentuckySummer visitorApr 22-30Jul 8-14Sep 1-718%
MissouriSummer visitorApr 22-30Jun 22-30Sep 8-1418%
MarylandSummer visitorApr 22-30Aug 1-7Sep 8-1416%
TennesseeSummer visitorApr 22-30Jun 22-30Sep 1-714%
VirginiaSummer visitorApr 22-30Jul 1-7Sep 15-2114%
West VirginiaSummer visitorApr 22-30Jun 1-7Sep 1-713%
New JerseySummer visitorApr 22-30May 22-31Oct 1-77.8%
District of ColumbiaSummer visitorApr 22-30May 22-31Oct 1-76.3%
DelawareSummer visitorApr 22-30Aug 1-7Sep 15-216.8%
KansasSummer visitorMay 1-7Jun 22-30Aug 15-2123%
IndianaSummer visitorMay 1-7Jun 1-7Sep 1-79.4%
OhioSummer visitorMay 1-7Jun 1-7Sep 1-76.7%
PennsylvaniaSummer visitorMay 1-7Jun 1-7Aug 22-315.9%
IowaSummer visitorMay 8-14Jun 1-7Aug 22-3112%
IllinoisSummer visitorMay 8-14Jun 1-7Sep 8-146.2%
NebraskaSummer visitorMay 8-14Jun 8-14Aug 22-316.0%
ConnecticutPasses throughMay 8-14Jun 1-7Jul 1-75.0%
New YorkPasses throughMay 8-14Jun 1-7Jul 1-74.6%
Rhode IslandPasses throughMay 8-14May 22-31Jun 22-304.5%
MichiganSummer visitorMay 15-21Jun 1-7Aug 1-74.4%
WisconsinSummer visitorMay 15-21Jun 8-14Aug 1-73.4%
MassachusettsPasses throughMay 15-21Jun 1-7Jul 8-142.3%
MinnesotaSummer visitorMay 15-21Jun 8-14Aug 15-211.5%
New MexicoSummer visitorMay 22-31Jul 8-14Aug 15-211.0%
South DakotaSummer visitorMay 22-31Jun 15-21Aug 15-212.0%
New HampshireSummer visitorJun 1-7Aug 1-7Aug 22-311.8%
ArizonaSummer visitorJun 8-14Jul 1-7Aug 22-314.3%