WhenToBird

Vermivora cyanoptera · Parulidae

When Do Blue-winged Warblers Arrive in Ohio?

Adult Blue-winged Warbler
Photo: John Rosford, CC BY 4.0 via iNaturalist

Blue-winged Warblers mostly pass through Ohio: they arrive in mid April, peak in early May (5.3% of checklists), and most are gone by the second week of June.

When to look

First arrivalsApr 15-21mid April
Common byApr 15-21mid April
PeakMay 1-7early May
Most gone byJun 8-14the second week of June

Best: early May. First arrivals mid April; most are gone by the second week of June. Peak: on about 5.3% of Ohio checklists.

  1. Jannot usually seen
  2. Febnot usually seen
  3. Marnot usually seen
  4. Aprpeak season
  5. Maypeak season
  6. Juncommon
  7. Julrare
  8. Augrare
  9. Sepuncommon
  10. Octnot usually seen
  11. Novnot usually seen
  12. Decnot usually seen

Darker months: more checklists report it. Outlined: peak month.

0%2%4%6%8%Jan 1-7: 0% of 46637 checklistsJan 8-14: 0% of 31056 checklistsJan 15-21: 0% of 30129 checklistsJan 22-31: 0% of 38665 checklistsFeb 1-7: 0% of 27203 checklistsFeb 8-14: 0% of 30626 checklistsFeb 15-21: 0% of 40705 checklistsFeb 22-28: 0% of 31391 checklistsMar 1-7: 0% of 32914 checklistsMar 8-14: 0% of 33973 checklistsMar 15-21: 0% of 33678 checklistsMar 22-31: 0% of 49889 checklistsApr 1-7: 0% of 41225 checklistsApr 8-14: 0.1% of 47174 checklistsApr 15-21: 0.8% of 47017 checklistsApr 22-30: 4.6% of 73055 checklistsMay 1-7: 6.6% of 80637 checklistsMay 8-14: 4.8% of 102552 checklistsMay 15-21: 4.2% of 64582 checklistsMay 22-31: 3.6% of 52766 checklistsJun 1-7: 2.6% of 29279 checklistsJun 8-14: 2.4% of 25773 checklistsJun 15-21: 1.9% of 23163 checklistsJun 22-30: 1.1% of 27794 checklistsJul 1-7: 0.6% of 23334 checklistsJul 8-14: 0.4% of 22147 checklistsJul 15-21: 0.4% of 20998 checklistsJul 22-31: 0.2% of 29749 checklistsAug 1-7: 0.3% of 22899 checklistsAug 8-14: 0.4% of 21972 checklistsAug 15-21: 0.4% of 22215 checklistsAug 22-31: 0.7% of 35087 checklistsSep 1-7: 1.0% of 29148 checklistsSep 8-14: 0.9% of 28042 checklistsSep 15-21: 0.5% of 26751 checklistsSep 22-30: 0.2% of 32398 checklistsOct 1-7: 0.1% of 26209 checklistsOct 8-14: 0.1% of 26809 checklistsOct 15-21: 0% of 23504 checklistsOct 22-31: 0% of 33269 checklistsNov 1-7: 0% of 25563 checklistsNov 8-14: 0% of 23810 checklistsNov 15-21: 0% of 22127 checklistsNov 22-30: 0% of 29449 checklistsDec 1-7: 0% of 22370 checklistsDec 8-14: 0% of 21581 checklistsDec 15-21: 0% of 24232 checklistsDec 22-31: 0% of 36084 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
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 Ohio 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
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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Where in Ohio

Best counties

Share of checklists at the peak
  1. Lawrence CountyBest early May · 170 checklists that week, 3,077 in all36%
  2. Vinton CountyBest the second week of May · 228 checklists that week, 3,797 in all33%
  3. Meigs CountyBest the second week of May · 40 checklists that week, 1,139 in all29%
  4. Harrison CountyBest the second week of May · 131 checklists that week, 3,150 in all25%
  5. Jackson CountyBest the second week of May · 25 checklists that week, 896 in all24%
  6. Gallia CountyBest the second week of June · 32 checklists that week, 1,061 in all23%

Best spots

Share of checklists at the peak
  1. Grand River Wildlife AreaTrumbull County, best late May · 39 checklists that week, 1,401 in all88%
  2. Augusta-Anne Olsen Dedicated Nature PreserveHuron County, best the second week of May · 30 checklists that week, 311 in all82%
  3. Saalfield Pond Number OneSummit County, best the second week of May · 39 checklists that week, 501 in all77%
  4. Cuyahoga Valley National Park (Langes Run)Summit County, best the second week of May · 129 checklists that week, 936 in all70%
  5. Wayne National Forest (west)Athens County, best the second week of May · 27 checklists that week, 191 in all69%
  6. Columbus and Southern Ohio Electric Company Ash Pond (historical)Athens County, best the second week of May · 20 checklists that week, 158 in all66%

Busy spots report more of everything; compare the checklist counts before you drive anywhere.

Best time of day

In Ohio, the Blue-winged Warbler is most often listed on checklists started between 6 and 8 am (3.2% of those checklists).

0%2%4%6%12 am: too few checklists (574) to judge1 am: too few checklists (609) to judge2 am: too few checklists (466) to judge3 am: too few checklists (478) to judge4 am: too few checklists (662) to judge5 am: too few checklists (4366) to judge6 am: 4.8% of 43093 checklists7 am: 2.7% of 142017 checklists8 am: 1.7% of 205296 checklists9 am: 1.4% of 196322 checklists10 am: 1.2% of 170882 checklists11 am: 1.0% of 144567 checklists12 pm: 1.0% of 126551 checklists1 pm: 0.8% of 117855 checklists2 pm: 0.7% of 112869 checklists3 pm: 0.7% of 109786 checklists4 pm: 0.7% of 103116 checklists5 pm: 1.0% of 78409 checklists6 pm: 1.0% of 56785 checklists7 pm: 0.8% of 37923 checklists8 pm: too few checklists (14954) to judge9 pm: too few checklists (2710) to judge10 pm: too few checklists (854) to judge11 pm: too few checklists (486) to judge12a3a6a9a12p3p6p9p
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
MonthDays 1-78-1415-2122-end
January0%0%0%0%
February0%0%0%0%
March0%0%0%0%
April0%0.1%0.8%4.6%
May6.6%4.8%4.2%3.6%
June2.6%2.4%1.9%1.1%
July0.6%0.4%0.4%0.2%
August0.3%0.4%0.4%0.7%
September1.0%0.9%0.5%0.2%
October0.1%0.1%0%0%
November0%0%0%0%
December0%0%0%0%

Neighboring states

  • West Virginia: arrives mid April, in the same week than Ohio
  • Indiana: arrives mid April, in the same week than Ohio
  • Michigan: arrives late April, 1 week later than Ohio
  • Kentucky: arrives the second week of April, 1 week earlier than Ohio

Common questions

When do Blue-winged Warblers arrive in Ohio?
Blue-winged Warblers mostly pass through Ohio: they arrive in mid April, peak in early May (5.3% of checklists), and most are gone by the second week of June.
When do Blue-winged Warblers leave Ohio?
Most Blue-winged Warblers have left Ohio by the second week of June, when reports fall below half their usual rate. Stragglers are still reported until late June.
When is the best time to see a Blue-winged Warbler in Ohio?
The Blue-winged Warbler is reported most often in early May, on about 5.3% of Ohio checklists.
Where in Ohio are Blue-winged Warblers seen most often?
By county, Lawrence County, Vinton County, and Meigs County have the highest peak reporting rates for the Blue-winged Warbler (counties with at least 200 checklists).