WhenToBird

Junco hyemalis · Passerellidae

When Do Dark-eyed Juncos Arrive in Oklahoma?

Adult male Dark-eyed Junco
Photo: Jimmy Dee, CC BY-SA 4.0 via iNaturalist

Dark-eyed Juncos are winter birds in Oklahoma: the first arrive in the second week of October, they are common by late October, peak in the second week of February (48% of checklists), and most are gone by late March.

When to look

First arrivalsOct 8-14the second week of October
Common byOct 22-31late October
PeakFeb 8-14the second week of February
Most gone byMar 22-31late March

Best: the second week of February. First arrivals the second week of October; most are gone by late March. Peak: on about 48% of Oklahoma checklists.

  1. Janpeak season
  2. Febpeak season
  3. Marpeak season
  4. Apruncommon
  5. Maynot usually seen
  6. Junnot usually seen
  7. Julnot usually seen
  8. Augnot usually seen
  9. Sepnot usually seen
  10. Octcommon
  11. Novpeak season
  12. Decpeak season

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

0%20%40%60%Jan 1-7: 45% of 6087 checklistsJan 8-14: 47% of 4350 checklistsJan 15-21: 46% of 4381 checklistsJan 22-31: 44% of 6165 checklistsFeb 1-7: 46% of 4259 checklistsFeb 8-14: 51% of 4589 checklistsFeb 15-21: 48% of 7001 checklistsFeb 22-28: 43% of 4482 checklistsMar 1-7: 42% of 4724 checklistsMar 8-14: 44% of 4571 checklistsMar 15-21: 39% of 4393 checklistsMar 22-31: 29% of 7544 checklistsApr 1-7: 15% of 5967 checklistsApr 8-14: 4.4% of 6543 checklistsApr 15-21: 0.9% of 7366 checklistsApr 22-30: 0.2% of 10618 checklistsMay 1-7: 0.1% of 8835 checklistsMay 8-14: 0.1% of 8247 checklistsMay 15-21: 0.1% of 6081 checklistsMay 22-31: 0% of 7283 checklistsJun 1-7: 0.1% of 4256 checklistsJun 8-14: 0% of 3774 checklistsJun 15-21: 0.1% of 3541 checklistsJun 22-30: 0.1% of 4159 checklistsJul 1-7: 0% of 3209 checklistsJul 8-14: 0% of 2916 checklistsJul 15-21: 0% of 2861 checklistsJul 22-31: 0% of 4146 checklistsAug 1-7: 0.1% of 3043 checklistsAug 8-14: 0% of 2839 checklistsAug 15-21: 0% of 3014 checklistsAug 22-31: 0% of 4759 checklistsSep 1-7: 0% of 3861 checklistsSep 8-14: 0.1% of 3748 checklistsSep 15-21: 0.1% of 3569 checklistsSep 22-30: 0.1% of 4830 checklistsOct 1-7: 0.9% of 3809 checklistsOct 8-14: 2.9% of 4142 checklistsOct 15-21: 10% of 3705 checklistsOct 22-31: 24% of 4738 checklistsNov 1-7: 34% of 3823 checklistsNov 8-14: 41% of 3849 checklistsNov 15-21: 42% of 3722 checklistsNov 22-30: 46% of 4795 checklistsDec 1-7: 46% of 3324 checklistsDec 8-14: 45% of 3574 checklistsDec 15-21: 45% of 3884 checklistsDec 22-31: 47% of 5774 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 Oklahoma 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 Oklahoma

Best counties

Share of checklists at the peak
  1. Adair CountyBest mid February · 17 checklists that week, 616 in all81%
  2. Logan CountyBest late January · 139 checklists that week, 5,258 in all78%
  3. Seminole CountyBest mid February · 17 checklists that week, 304 in all78%
  4. Choctaw CountyBest late February · 14 checklists that week, 844 in all75%
  5. Pittsburg CountyBest late December · 15 checklists that week, 603 in all74%
  6. Bryan CountyBest the second week of December · 17 checklists that week, 1,517 in all71%

Best spots

Share of checklists at the peak
  1. Mitch ParkOklahoma County, best late December · 22 checklists that week, 410 in all85%
  2. Spring Creek ParkOklahoma County, best late November · 21 checklists that week, 749 in all81%
  3. Martin Park Nature CenterOklahoma County, best the second week of January · 32 checklists that week, 1,168 in all80%
  4. Lake Thunderbird State Park (east)Cleveland County, best early January · 27 checklists that week, 338 in all77%
  5. Bluff Creek Park(West)Oklahoma County, best the second week of December · 28 checklists that week, 692 in all75%

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

Best time of day

In Oklahoma, the Dark-eyed Junco is most often listed on checklists started between 8 and 10 am (24% of those checklists).

0%10%20%30%12 am: too few checklists (91) to judge1 am: too few checklists (65) to judge2 am: too few checklists (73) to judge3 am: too few checklists (73) to judge4 am: too few checklists (100) to judge5 am: too few checklists (647) to judge6 am: 7.4% of 8353 checklists7 am: 20% of 24509 checklists8 am: 24% of 27848 checklists9 am: 24% of 25316 checklists10 am: 22% of 21161 checklists11 am: 21% of 18730 checklists12 pm: 21% of 16097 checklists1 pm: 20% of 14028 checklists2 pm: 21% of 13599 checklists3 pm: 22% of 14228 checklists4 pm: 21% of 14597 checklists5 pm: 11% of 12125 checklists6 pm: 4.9% of 9337 checklists7 pm: 1.8% of 6944 checklists8 pm: too few checklists (2403) to judge9 pm: too few checklists (459) to judge10 pm: too few checklists (226) to judge11 pm: too few checklists (141) 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
January45%47%46%44%
February46%51%48%43%
March42%44%39%29%
April15%4.4%0.9%0.2%
May0.1%0.1%0.1%0%
June0.1%0%0.1%0.1%
July0%0%0%0%
August0.1%0%0%0%
September0%0.1%0.1%0.1%
October0.9%2.9%10%24%
November34%41%42%46%
December46%45%45%47%

Neighboring states

  • Kansas: arrives the second week of October, in the same week than Oklahoma
  • Arkansas: arrives mid October, 1 week later than Oklahoma
  • Missouri: arrives the second week of October, in the same week than Oklahoma
  • Nebraska: arrives early October, 1 week earlier than Oklahoma

Common questions

When do Dark-eyed Juncos arrive in Oklahoma?
Dark-eyed Juncos are winter birds in Oklahoma: the first arrive in the second week of October, they are common by late October, peak in the second week of February (48% of checklists), and most are gone by late March.
When do Dark-eyed Juncos leave Oklahoma?
Most Dark-eyed Juncos have left Oklahoma by late March, when reports fall below half their usual rate. Stragglers are still reported until the second week of April.
When is the best time to see a Dark-eyed Junco in Oklahoma?
The Dark-eyed Junco is reported most often in the second week of February, on about 48% of Oklahoma checklists.
Where in Oklahoma are Dark-eyed Juncos seen most often?
By county, Adair County, Logan County, and Seminole County have the highest peak reporting rates for the Dark-eyed Junco (counties with at least 200 checklists).