WhenToBird

Thryothorus ludovicianus · Troglodytidae

When Do Carolina Wrens Arrive in Nebraska?

Adult Carolina Wren
Photo: northerly, CC BY 4.0 via iNaturalist

Carolina Wrens reach Nebraska in late March, are common by the second week of April, peak in early September (6.3% of checklists), and most are gone by late February.

When to look

First arrivalsMar 22-31late March
Common byApr 8-14the second week of April
PeakSep 1-7early September
Most gone byFeb 22-28late February

Best: early September. First arrivals late March; most are gone by late February. Peak: on about 6.3% of Nebraska checklists.

  1. Jancommon
  2. Febcommon
  3. Maruncommon
  4. Aprcommon
  5. Maypeak season
  6. Juncommon
  7. Julcommon
  8. Augpeak season
  9. Seppeak season
  10. Octcommon
  11. Novcommon
  12. Deccommon

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

0%2%4%6%8%Jan 1-7: 3.4% of 4210 checklistsJan 8-14: 3.2% of 2891 checklistsJan 15-21: 2.4% of 2685 checklistsJan 22-31: 2.6% of 3834 checklistsFeb 1-7: 2.1% of 2803 checklistsFeb 8-14: 3.4% of 3134 checklistsFeb 15-21: 2.9% of 4508 checklistsFeb 22-28: 2.1% of 3238 checklistsMar 1-7: 2.1% of 3862 checklistsMar 8-14: 2.0% of 4894 checklistsMar 15-21: 1.9% of 5862 checklistsMar 22-31: 1.7% of 8598 checklistsApr 1-7: 2.5% of 5530 checklistsApr 8-14: 3.2% of 5528 checklistsApr 15-21: 3.6% of 6091 checklistsApr 22-30: 3.9% of 8661 checklistsMay 1-7: 6.0% of 9842 checklistsMay 8-14: 6.6% of 10044 checklistsMay 15-21: 5.7% of 8863 checklistsMay 22-31: 3.3% of 10207 checklistsJun 1-7: 2.8% of 4922 checklistsJun 8-14: 2.5% of 4054 checklistsJun 15-21: 1.8% of 3680 checklistsJun 22-30: 2.4% of 4349 checklistsJul 1-7: 1.8% of 3277 checklistsJul 8-14: 3.3% of 2803 checklistsJul 15-21: 2.7% of 2842 checklistsJul 22-31: 3.0% of 3920 checklistsAug 1-7: 3.1% of 2981 checklistsAug 8-14: 4.0% of 2819 checklistsAug 15-21: 3.9% of 3179 checklistsAug 22-31: 5.8% of 4599 checklistsSep 1-7: 6.6% of 3958 checklistsSep 8-14: 6.8% of 3460 checklistsSep 15-21: 4.6% of 3435 checklistsSep 22-30: 4.0% of 4975 checklistsOct 1-7: 3.2% of 3611 checklistsOct 8-14: 3.5% of 3605 checklistsOct 15-21: 2.4% of 3474 checklistsOct 22-31: 2.7% of 4352 checklistsNov 1-7: 2.6% of 3119 checklistsNov 8-14: 1.9% of 2887 checklistsNov 15-21: 2.8% of 2568 checklistsNov 22-30: 2.8% of 3506 checklistsDec 1-7: 2.9% of 2453 checklistsDec 8-14: 2.8% of 2756 checklistsDec 15-21: 3.2% of 3760 checklistsDec 22-31: 3.1% of 3746 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 Nebraska 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 Nebraska

Best counties

Share of checklists at the peak
  1. Nemaha CountyBest mid September · 12 checklists that week, 883 in all36%
  2. Richardson CountyBest mid May · 77 checklists that week, 788 in all29%
  3. Sarpy CountyBest the second week of September · 174 checklists that week, 14,942 in all28%
  4. Cass CountyBest mid August · 42 checklists that week, 4,466 in all27%
  5. Adams CountyBest mid February · 24 checklists that week, 936 in all24%
  6. Otoe CountyBest the second week of February · 64 checklists that week, 3,856 in all19%

Best spots

Share of checklists at the peak
  1. Fontenelle Forest Association Local Resource Management Area (Old Home Creek)Sarpy County, best mid August · 20 checklists that week, 1,592 in all60%
  2. Wilderness ParkLancaster County, best early May · 72 checklists that week, 465 in all47%
  3. Towl ParkDouglas County, best the second week of April · 36 checklists that week, 1,437 in all47%
  4. Wilderness Park (south 2)Lancaster County, best early September · 20 checklists that week, 293 in all47%
  5. Tierra/BriarhurstLancaster County, best the second week of May · 21 checklists that week, 210 in all45%
  6. Fontenelle Forest Association Local Resource Management Area (west)Sarpy County, best the second week of May · 28 checklists that week, 168 in all38%

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

Best time of day

In Nebraska, the Carolina Wren is most often listed on checklists started between 6 and 8 am (6.0% of those checklists).

0%2%4%6%8%12 am: too few checklists (60) to judge1 am: too few checklists (70) to judge2 am: too few checklists (74) to judge3 am: too few checklists (97) to judge4 am: too few checklists (318) to judge5 am: too few checklists (1382) to judge6 am: 6.5% of 6945 checklists7 am: 5.9% of 19066 checklists8 am: 5.5% of 24661 checklists9 am: 4.3% of 23438 checklists10 am: 3.6% of 20424 checklists11 am: 3.2% of 16727 checklists12 pm: 2.7% of 14774 checklists1 pm: 2.6% of 14443 checklists2 pm: 2.2% of 14830 checklists3 pm: 2.2% of 14445 checklists4 pm: 2.1% of 13353 checklists5 pm: 2.2% of 10506 checklists6 pm: 2.1% of 9208 checklists7 pm: 1.9% of 6334 checklists8 pm: too few checklists (2406) to judge9 pm: too few checklists (531) to judge10 pm: too few checklists (201) to judge11 pm: too few checklists (82) 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
January3.4%3.2%2.4%2.6%
February2.1%3.4%2.9%2.1%
March2.1%2.0%1.9%1.7%
April2.5%3.2%3.6%3.9%
May6.0%6.6%5.7%3.3%
June2.8%2.5%1.8%2.4%
July1.8%3.3%2.7%3.0%
August3.1%4.0%3.9%5.8%
September6.6%6.8%4.6%4.0%
October3.2%3.5%2.4%2.7%
November2.6%1.9%2.8%2.8%
December2.9%2.8%3.2%3.1%

Neighboring states

  • Kansas: year-round, peaks the second week of July
  • Iowa: arrives early July, 13 weeks later than Nebraska
  • Missouri: year-round, peaks mid September
  • Oklahoma: year-round, peaks the second week of September

Common questions

When do Carolina Wrens arrive in Nebraska?
Carolina Wrens reach Nebraska in late March, are common by the second week of April, peak in early September (6.3% of checklists), and most are gone by late February.
When do Carolina Wrens leave Nebraska?
Most Carolina Wrens have left Nebraska by late February, when reports fall below half their usual rate. Stragglers are still reported until the second week of March.
When is the best time to see a Carolina Wren in Nebraska?
The Carolina Wren is reported most often in early September, on about 6.3% of Nebraska checklists.
Where in Nebraska are Carolina Wrens seen most often?
By county, Nemaha County, Richardson County, and Sarpy County have the highest peak reporting rates for the Carolina Wren (counties with at least 200 checklists).