WhenToBird

Falco peregrinus · Falconidae

When Do Peregrine Falcons Arrive in Mississippi?

Adult Peregrine Falcon
Photo: Andrea Poggi, CC BY 4.0 via iNaturalist

Peregrine Falcons are winter birds in Mississippi: they arrive in mid August, peak in early October (1.1% of checklists), and most are gone by the second week of February.

When to look

First arrivalsAug 15-21mid August
Common byAug 15-21mid August
PeakOct 1-7early October
Most gone byFeb 8-14the second week of February

Best: early October. First arrivals mid August; most are gone by the second week of February. Peak: on about 1.1% of Mississippi checklists.

  1. Januncommon
  2. Febuncommon
  3. Marrare
  4. Apruncommon
  5. Mayuncommon
  6. Junrare
  7. Julnot usually seen
  8. Auguncommon
  9. Seppeak season
  10. Octpeak season
  11. Novuncommon
  12. Decuncommon

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

0%0.5%1%1.5%Jan 1-7: 0.4% of 4836 checklistsJan 8-14: 0.5% of 3323 checklistsJan 15-21: 0.2% of 3400 checklistsJan 22-31: 0.3% of 4705 checklistsFeb 1-7: 0.3% of 3387 checklistsFeb 8-14: 0.2% of 3911 checklistsFeb 15-21: 0.1% of 4691 checklistsFeb 22-28: 0.1% of 3409 checklistsMar 1-7: 0.2% of 3276 checklistsMar 8-14: 0.1% of 3273 checklistsMar 15-21: 0.1% of 3552 checklistsMar 22-31: 0.1% of 5618 checklistsApr 1-7: 0.3% of 4432 checklistsApr 8-14: 0.4% of 4907 checklistsApr 15-21: 0.3% of 5239 checklistsApr 22-30: 0.5% of 7043 checklistsMay 1-7: 0.5% of 4597 checklistsMay 8-14: 0.1% of 4383 checklistsMay 15-21: 0% of 3088 checklistsMay 22-31: 0.1% of 3805 checklistsJun 1-7: 0% of 2658 checklistsJun 8-14: 0% of 2469 checklistsJun 15-21: 0% of 2112 checklistsJun 22-30: 0% of 2534 checklistsJul 1-7: 0% of 2099 checklistsJul 8-14: 0% of 1885 checklistsJul 15-21: 0% of 1811 checklistsJul 22-31: 0% of 2793 checklistsAug 1-7: 0.1% of 2045 checklistsAug 8-14: 0.2% of 2210 checklistsAug 15-21: 0.2% of 2437 checklistsAug 22-31: 0.2% of 3415 checklistsSep 1-7: 0.2% of 2837 checklistsSep 8-14: 0.2% of 2585 checklistsSep 15-21: 0.4% of 2870 checklistsSep 22-30: 1.0% of 3610 checklistsOct 1-7: 1.4% of 2938 checklistsOct 8-14: 1.0% of 3457 checklistsOct 15-21: 0.7% of 3168 checklistsOct 22-31: 0.5% of 3752 checklistsNov 1-7: 0.3% of 2847 checklistsNov 8-14: 0.3% of 2648 checklistsNov 15-21: 0.3% of 2599 checklistsNov 22-30: 0.4% of 3389 checklistsDec 1-7: 0.1% of 2419 checklistsDec 8-14: 0.3% of 2526 checklistsDec 15-21: 0.3% of 2966 checklistsDec 22-31: 0.2% of 4466 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 Mississippi 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 Mississippi

Best counties

Share of checklists at the peak
  1. Adams CountyBest the second week of October · 33 checklists that week, 1,749 in all11%
  2. Yalobusha CountyBest early January · 23 checklists that week, 368 in all9.3%
  3. Yazoo CountyBest the second week of May · 13 checklists that week, 440 in all8.8%
  4. Sunflower CountyBest the second week of October · 14 checklists that week, 290 in all8.3%
  5. Quitman CountyBest late November · 16 checklists that week, 395 in all6.7%
  6. Humphreys CountyBest late September · 34 checklists that week, 560 in all3.8%

Best spots

Share of checklists at the peak
  1. Clay Point ParkHarrison County, best early October · 20 checklists that week, 766 in all6.9%
  2. Campbell Inside BayouHancock County, best early May · 29 checklists that week, 432 in all4.5%
  3. Pearl River Wildlife Management AreaMadison County, best the second week of February · 23 checklists that week, 560 in all3.3%

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

Best time of day

In Mississippi, the Peregrine Falcon is most often listed on checklists started between 9 and 11 am (0.4% of those checklists).

0%0.5%12 am: too few checklists (54) to judge1 am: too few checklists (48) to judge2 am: too few checklists (28) to judge3 am: too few checklists (60) to judge4 am: too few checklists (114) to judge5 am: too few checklists (1139) to judge6 am: 0.3% of 9054 checklists7 am: 0.4% of 18481 checklists8 am: 0.4% of 17525 checklists9 am: 0.4% of 15482 checklists10 am: 0.4% of 14380 checklists11 am: 0.2% of 12728 checklists12 pm: 0.2% of 11009 checklists1 pm: 0.3% of 10651 checklists2 pm: 0.3% of 10787 checklists3 pm: 0.3% of 11221 checklists4 pm: 0.2% of 11861 checklists5 pm: 0.2% of 8854 checklists6 pm: 0.1% of 6018 checklists7 pm: too few checklists (2387) to judge8 pm: too few checklists (314) to judge9 pm: too few checklists (114) to judge10 pm: too few checklists (63) to judge11 pm: too few checklists (48) 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
January0.4%0.5%0.2%0.3%
February0.3%0.2%0.1%0.1%
March0.2%0.1%0.1%0.1%
April0.3%0.4%0.3%0.5%
May0.5%0.1%0%0.1%
June0%0%0%0%
July0%0%0%0%
August0.1%0.2%0.2%0.2%
September0.2%0.2%0.4%1.0%
October1.4%1.0%0.7%0.5%
November0.3%0.3%0.3%0.4%
December0.1%0.3%0.3%0.2%

Neighboring states

  • Alabama: arrives mid September, 4 weeks later than Mississippi
  • Louisiana: arrives mid September, 4 weeks later than Mississippi
  • Georgia: arrives mid September, 4 weeks later than Mississippi
  • Kentucky: arrives mid April, 16 weeks earlier than Mississippi

Common questions

When do Peregrine Falcons arrive in Mississippi?
Peregrine Falcons are winter birds in Mississippi: they arrive in mid August, peak in early October (1.1% of checklists), and most are gone by the second week of February.
When do Peregrine Falcons leave Mississippi?
Most Peregrine Falcons have left Mississippi by the second week of February, when reports fall below half their usual rate.
When is the best time to see a Peregrine Falcon in Mississippi?
The Peregrine Falcon is reported most often in early October, on about 1.1% of Mississippi checklists.
Where in Mississippi are Peregrine Falcons seen most often?
By county, Adams County, Yalobusha County, and Yazoo County have the highest peak reporting rates for the Peregrine Falcon (counties with at least 200 checklists).