Black-billed Cuckoos arrive in West Virginia in late April, peak in late May (2.0% of checklists), and most are gone by mid June.
When to look
First arrivalsApr 22-30late April
Common byApr 22-30late April
PeakMay 22-31late May
Most gone byJun 15-21mid June
Best: late May. First arrivals late April; most are gone by mid June. Peak: on about 2.0% of West Virginia checklists.
Jannot usually seen
Febnot usually seen
Marnot usually seen
Apruncommon
Maypeak season
Junpeak season
Juluncommon
Augcommon
Sepuncommon
Octuncommon
Novnot usually seen
Decnot usually seen
Darker months: more checklists report it. Outlined: peak month.
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.
Frequency is the share of complete checklists in West Virginia 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.
JanFebMarAprMayJunJulAugSepOctNovDec
today
0%few checklistsno data
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.
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In West Virginia, the Black-billed Cuckoo is most often listed on checklists started between 6 and 8 am (1.0% of those checklists).
Share of checklists started in each local hour that reported it. It reflects when people go birding as well as when birds are active. Grey hours have too few checklists (under 2% of the state’s, or under 200) to judge.Week-by-week table
Month
Days 1-7
8-14
15-21
22-end
January
0%
0%
0%
0%
February
0%
0%
0%
0%
March
0%
0%
0%
0%
April
0%
0%
0%
0.2%
May
1.3%
1.6%
2.0%
2.2%
June
1.9%
1.2%
0.3%
0.5%
July
0.3%
0.6%
0.6%
0.6%
August
0.8%
1.0%
0.9%
0.6%
September
0.3%
0.2%
0.2%
0.5%
October
0.4%
0.3%
0.1%
0.1%
November
0.1%
0%
0%
0%
December
0%
0%
0%
0%
Neighboring states
Ohio: arrives the second week of May, 2 weeks later than West Virginia
Pennsylvania: arrives early May, 1 week later than West Virginia
New Jersey: arrives late April, in the same week than West Virginia
New York: arrives the second week of May, 2 weeks later than West Virginia
Common questions
When do Black-billed Cuckoos arrive in West Virginia?
Black-billed Cuckoos arrive in West Virginia in late April, peak in late May (2.0% of checklists), and most are gone by mid June.
When do Black-billed Cuckoos leave West Virginia?
Most Black-billed Cuckoos have left West Virginia by mid June, when reports fall below half their usual rate.
When is the best time to see a Black-billed Cuckoo in West Virginia?
The Black-billed Cuckoo is reported most often in late May, on about 2.0% of West Virginia checklists.
Where in West Virginia are Black-billed Cuckoos seen most often?
By county, Barbour County, Monroe County, and Hampshire County have the highest peak reporting rates for the Black-billed Cuckoo (counties with at least 200 checklists).