WhenToBird

Lanius ludovicianus · Laniidae

When Do Loggerhead Shrikes Arrive in Texas?

Adult Loggerhead Shrike
Photo: Mark Connolly, CC0 1.0 via iNaturalist

Loggerhead Shrikes are in Texas all year, but most are here in winter: numbers build from late August, peak in mid November (11% of checklists), and fall back by early March. In the quietest week (late May) they are still on about 2.7% of checklists.

When to look

Numbers buildAug 22-31late August
PeakNov 15-21mid November
Fall back byMar 1-7early March
FewestMay 22-31late May

Best: mid November. Here all year; numbers build from late August and fall back by early March. Peak: on about 11% of Texas checklists.

  1. Janpeak season
  2. Febpeak season
  3. Marcommon
  4. Aprcommon
  5. Mayuncommon
  6. Jununcommon
  7. Juluncommon
  8. Augcommon
  9. Seppeak season
  10. Octpeak season
  11. Novpeak season
  12. Decpeak season

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

0%5%10%15%Jan 1-7: 10% of 66038 checklistsJan 8-14: 9.3% of 52445 checklistsJan 15-21: 9.2% of 52985 checklistsJan 22-31: 9.1% of 71020 checklistsFeb 1-7: 8.2% of 52306 checklistsFeb 8-14: 7.0% of 55887 checklistsFeb 15-21: 6.1% of 69016 checklistsFeb 22-28: 7.4% of 52998 checklistsMar 1-7: 7.0% of 50836 checklistsMar 8-14: 6.5% of 51749 checklistsMar 15-21: 6.2% of 53731 checklistsMar 22-31: 6.0% of 82049 checklistsApr 1-7: 5.5% of 65854 checklistsApr 8-14: 5.6% of 78434 checklistsApr 15-21: 5.3% of 92302 checklistsApr 22-30: 4.2% of 122878 checklistsMay 1-7: 3.2% of 74592 checklistsMay 8-14: 2.9% of 61008 checklistsMay 15-21: 2.7% of 43365 checklistsMay 22-31: 2.7% of 52736 checklistsJun 1-7: 2.8% of 31643 checklistsJun 8-14: 2.7% of 30131 checklistsJun 15-21: 2.8% of 26802 checklistsJun 22-30: 3.1% of 32822 checklistsJul 1-7: 3.3% of 27213 checklistsJul 8-14: 3.3% of 24555 checklistsJul 15-21: 3.1% of 24146 checklistsJul 22-31: 3.4% of 34536 checklistsAug 1-7: 3.9% of 25764 checklistsAug 8-14: 4.6% of 26347 checklistsAug 15-21: 6.3% of 28431 checklistsAug 22-31: 7.7% of 42838 checklistsSep 1-7: 8.3% of 35070 checklistsSep 8-14: 8.2% of 33893 checklistsSep 15-21: 8.3% of 32572 checklistsSep 22-30: 8.3% of 43771 checklistsOct 1-7: 8.2% of 34143 checklistsOct 8-14: 7.7% of 37563 checklistsOct 15-21: 8.4% of 36263 checklistsOct 22-31: 9.2% of 49170 checklistsNov 1-7: 10% of 43301 checklistsNov 8-14: 11% of 48744 checklistsNov 15-21: 11% of 42213 checklistsNov 22-30: 10% of 54455 checklistsDec 1-7: 10% of 40166 checklistsDec 8-14: 10% of 41035 checklistsDec 15-21: 10% of 46983 checklistsDec 22-31: 9.4% of 73015 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 Texas 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 Texas

Best counties

Share of checklists at the peak
  1. DeWitt CountyBest the second week of September · 80 checklists that week, 4,050 in all66%
  2. Burleson CountyBest late September · 139 checklists that week, 6,966 in all56%
  3. Dickens CountyBest early January · 17 checklists that week, 481 in all51%
  4. Jim Hogg CountyBest late September · 15 checklists that week, 1,125 in all50%
  5. Menard CountyBest the second week of September · 20 checklists that week, 1,211 in all48%
  6. Zavala CountyBest late November · 26 checklists that week, 534 in all47%

Best spots

Share of checklists at the peak
  1. Sugarland Memorial ParkFort Bend County, best late April · 21 checklists that week, 360 in all90%
  2. Soil Conservation Service Site 15 ReservoirWilliamson County, best early June · 21 checklists that week, 727 in all86%
  3. Deputy Darren Goforth Park & Dog ParkHarris County, best the second week of June · 21 checklists that week, 1,385 in all85%

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

Best time of day

In Texas, the Loggerhead Shrike is most often listed on checklists started between 8 and 10 am (7.4% of those checklists).

0%2%4%6%8%12 am: too few checklists (898) to judge1 am: too few checklists (756) to judge2 am: too few checklists (663) to judge3 am: too few checklists (741) to judge4 am: too few checklists (1537) to judge5 am: too few checklists (6113) to judge6 am: 5.3% of 74687 checklists7 am: 7.1% of 285131 checklists8 am: 7.4% of 329960 checklists9 am: 7.3% of 267889 checklists10 am: 7.4% of 218205 checklists11 am: 7.2% of 178879 checklists12 pm: 6.8% of 153722 checklists1 pm: 6.9% of 144662 checklists2 pm: 7.0% of 138578 checklists3 pm: 6.9% of 136878 checklists4 pm: 6.4% of 137550 checklists5 pm: 5.8% of 113599 checklists6 pm: 4.8% of 81743 checklists7 pm: 3.4% of 53396 checklists8 pm: too few checklists (17221) to judge9 pm: too few checklists (4048) to judge10 pm: too few checklists (1965) to judge11 pm: too few checklists (990) 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
January10%9.3%9.2%9.1%
February8.2%7.0%6.1%7.4%
March7.0%6.5%6.2%6.0%
April5.5%5.6%5.3%4.2%
May3.2%2.9%2.7%2.7%
June2.8%2.7%2.8%3.1%
July3.3%3.3%3.1%3.4%
August3.9%4.6%6.3%7.7%
September8.3%8.2%8.3%8.3%
October8.2%7.7%8.4%9.2%
November10%11%11%10%
December10%10%10%9.4%

Neighboring states

  • Louisiana: year-round, peaks early November
  • Oklahoma: arrives early August, 3 weeks earlier than Texas
  • Arkansas: arrives early August, 3 weeks earlier than Texas
  • Mississippi: year-round, peaks late October

Common questions

When do Loggerhead Shrikes arrive in Texas?
Loggerhead Shrikes are in Texas all year, but most are here in winter: numbers build from late August, peak in mid November (11% of checklists), and fall back by early March. In the quietest week (late May) they are still on about 2.7% of checklists.
When do Loggerhead Shrikes leave Texas?
Loggerhead Shrikes never fully leave Texas: numbers fall back below half their usual rate by early March, but some are still reported in every week, about 2.7% of checklists at the low.
When is the best time to see a Loggerhead Shrike in Texas?
The Loggerhead Shrike is reported most often in mid November, on about 11% of Texas checklists.
Where in Texas are Loggerhead Shrikes seen most often?
By county, DeWitt County, Burleson County, and Dickens County have the highest peak reporting rates for the Loggerhead Shrike (counties with at least 200 checklists).