WhenToBird

Pheucticus ludovicianus · Cardinalidae

When Do Rose-breasted Grosbeaks Arrive in New Mexico?

Adult male Rose-breasted Grosbeak
Photo: Nancy Overholtz, CC BY-SA 4.0 via iNaturalist

Rose-breasted Grosbeaks mostly pass through New Mexico: they arrive in late April, peak in the second week of May (1.8% of checklists), and most are gone by mid May.

When to look

First arrivalsApr 22-30late April
Common byApr 22-30late April
PeakMay 8-14the second week of May
Most gone byMay 15-21mid May

Best: the second week of May. First arrivals late April; most are gone by mid May. Peak: on about 1.8% of New Mexico checklists.

  1. Jannot usually seen
  2. Febnot usually seen
  3. Marnot usually seen
  4. Aprcommon
  5. Maypeak season
  6. Jununcommon
  7. Julnot usually seen
  8. Augnot usually seen
  9. Seprare
  10. Octrare
  11. Novnot usually seen
  12. Decnot usually seen

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

0%1%2%3%Jan 1-7: 0% of 11827 checklistsJan 8-14: 0% of 9370 checklistsJan 15-21: 0% of 9561 checklistsJan 22-31: 0% of 12707 checklistsFeb 1-7: 0% of 9365 checklistsFeb 8-14: 0% of 10141 checklistsFeb 15-21: 0% of 12431 checklistsFeb 22-28: 0% of 9159 checklistsMar 1-7: 0% of 9348 checklistsMar 8-14: 0% of 9704 checklistsMar 15-21: 0% of 9896 checklistsMar 22-31: 0% of 14679 checklistsApr 1-7: 0% of 11145 checklistsApr 8-14: 0% of 11939 checklistsApr 15-21: 0.1% of 12885 checklistsApr 22-30: 0.4% of 17935 checklistsMay 1-7: 2.0% of 15202 checklistsMay 8-14: 2.2% of 16604 checklistsMay 15-21: 1.1% of 12720 checklistsMay 22-31: 0.5% of 16699 checklistsJun 1-7: 0.2% of 9889 checklistsJun 8-14: 0.1% of 9322 checklistsJun 15-21: 0.1% of 8341 checklistsJun 22-30: 0.1% of 10562 checklistsJul 1-7: 0% of 9036 checklistsJul 8-14: 0.1% of 8461 checklistsJul 15-21: 0.1% of 8585 checklistsJul 22-31: 0% of 11800 checklistsAug 1-7: 0.1% of 8289 checklistsAug 8-14: 0.1% of 8882 checklistsAug 15-21: 0% of 9136 checklistsAug 22-31: 0% of 12662 checklistsSep 1-7: 0.1% of 9936 checklistsSep 8-14: 0.1% of 9581 checklistsSep 15-21: 0.1% of 9355 checklistsSep 22-30: 0.1% of 12402 checklistsOct 1-7: 0.1% of 9467 checklistsOct 8-14: 0.1% of 10279 checklistsOct 15-21: 0.1% of 8990 checklistsOct 22-31: 0.1% of 11986 checklistsNov 1-7: 0.1% of 8461 checklistsNov 8-14: 0.1% of 8801 checklistsNov 15-21: 0.1% of 8616 checklistsNov 22-30: 0% of 11088 checklistsDec 1-7: 0% of 8444 checklistsDec 8-14: 0% of 8575 checklistsDec 15-21: 0% of 10958 checklistsDec 22-31: 0.1% of 14523 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 New Mexico 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 New Mexico

Best counties

Share of checklists at the peak
  1. Roosevelt CountyBest the second week of May · 315 checklists that week, 4,563 in all15%
  2. De Baca CountyBest the second week of May · 201 checklists that week, 2,203 in all9.8%
  3. Torrance CountyBest the second week of May · 215 checklists that week, 4,945 in all5.9%
  4. San Miguel CountyBest the second week of May · 313 checklists that week, 8,857 in all5.3%
  5. Eddy CountyBest the second week of May · 452 checklists that week, 11,011 in all5.3%
  6. Guadalupe CountyBest the second week of May · 130 checklists that week, 2,614 in all3.5%

Best spots

Share of checklists at the peak
  1. Sumner Lake State Park (south)De Baca County, best the second week of May · 34 checklists that week, 347 in all19%
  2. EncinoTorrance County, best the second week of May · 27 checklists that week, 125 in all13%
  3. Estancia Park LakeTorrance County, best the second week of May · 42 checklists that week, 612 in all13%

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

Best time of day

In New Mexico, the Rose-breasted Grosbeak is most often listed on checklists started between 6 and 8 am (0.3% of those checklists).

0%0.5%1%12 am: too few checklists (186) to judge1 am: too few checklists (180) to judge2 am: too few checklists (172) to judge3 am: too few checklists (183) to judge4 am: too few checklists (527) to judge5 am: too few checklists (4013) to judge6 am: 0.5% of 29677 checklists7 am: 0.2% of 71785 checklists8 am: 0.2% of 79208 checklists9 am: 0.2% of 61605 checklists10 am: 0.2% of 49588 checklists11 am: 0.1% of 38079 checklists12 pm: 0.2% of 31089 checklists1 pm: 0.2% of 27524 checklists2 pm: 0.2% of 26644 checklists3 pm: 0.1% of 26849 checklists4 pm: 0.2% of 25156 checklists5 pm: 0.3% of 19061 checklists6 pm: 0.2% of 15112 checklists7 pm: too few checklists (9040) to judge8 pm: too few checklists (2738) to judge9 pm: too few checklists (736) to judge10 pm: too few checklists (384) to judge11 pm: too few checklists (208) 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%0.1%0.4%
May2.0%2.2%1.1%0.5%
June0.2%0.1%0.1%0.1%
July0%0.1%0.1%0%
August0.1%0.1%0%0%
September0.1%0.1%0.1%0.1%
October0.1%0.1%0.1%0.1%
November0.1%0.1%0.1%0%
December0%0%0%0.1%

Neighboring states

  • Colorado: arrives early May, 1 week later than New Mexico
  • Oklahoma: arrives late April, in the same week than New Mexico
  • Texas: arrives the second week of April, 2 weeks earlier than New Mexico
  • Kansas: arrives mid April, 1 week earlier than New Mexico

Common questions

When do Rose-breasted Grosbeaks arrive in New Mexico?
Rose-breasted Grosbeaks mostly pass through New Mexico: they arrive in late April, peak in the second week of May (1.8% of checklists), and most are gone by mid May.
When do Rose-breasted Grosbeaks leave New Mexico?
Most Rose-breasted Grosbeaks have left New Mexico by mid May, when reports fall below half their usual rate.
When is the best time to see a Rose-breasted Grosbeak in New Mexico?
The Rose-breasted Grosbeak is reported most often in the second week of May, on about 1.8% of New Mexico checklists.
Where in New Mexico are Rose-breasted Grosbeaks seen most often?
By county, Roosevelt County, De Baca County, and Torrance County have the highest peak reporting rates for the Rose-breasted Grosbeak (counties with at least 200 checklists).