WhenToBird

Contopus virens · Tyrannidae

When Do Eastern Wood-Pewees Arrive in Massachusetts?

Adult Eastern Wood-Pewee
Photo: David Eberly, CC0 1.0 via iNaturalist

Eastern Wood-Pewees reach Massachusetts in the second week of May, are common by mid May, peak in early June (22% of checklists), and most are gone by the second week of September.

When to look

First arrivalsMay 8-14the second week of May
Common byMay 15-21mid May
PeakJun 1-7early June
Most gone bySep 8-14the second week of September

Best: early June. First arrivals the second week of May; most are gone by the second week of September. Peak: on about 22% of Massachusetts checklists.

  1. Jannot usually seen
  2. Febnot usually seen
  3. Marnot usually seen
  4. Aprnot usually seen
  5. Maypeak season
  6. Junpeak season
  7. Julcommon
  8. Augcommon
  9. Sepcommon
  10. Octrare
  11. Novnot usually seen
  12. Decnot usually seen

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

0%10%20%30%Jan 1-7: 0% of 43252 checklistsJan 8-14: 0% of 30096 checklistsJan 15-21: 0% of 28760 checklistsJan 22-31: 0% of 38135 checklistsFeb 1-7: 0% of 26442 checklistsFeb 8-14: 0% of 29034 checklistsFeb 15-21: 0% of 37383 checklistsFeb 22-28: 0% of 29977 checklistsMar 1-7: 0% of 29175 checklistsMar 8-14: 0% of 32399 checklistsMar 15-21: 0% of 34444 checklistsMar 22-31: 0% of 49126 checklistsApr 1-7: 0% of 36456 checklistsApr 8-14: 0% of 40908 checklistsApr 15-21: 0% of 42078 checklistsApr 22-30: 0.1% of 56465 checklistsMay 1-7: 0.1% of 56994 checklistsMay 8-14: 2.0% of 64079 checklistsMay 15-21: 12% of 52020 checklistsMay 22-31: 23% of 55402 checklistsJun 1-7: 22% of 30682 checklistsJun 8-14: 20% of 27557 checklistsJun 15-21: 18% of 26163 checklistsJun 22-30: 16% of 29576 checklistsJul 1-7: 14% of 23931 checklistsJul 8-14: 13% of 22389 checklistsJul 15-21: 12% of 22365 checklistsJul 22-31: 12% of 32631 checklistsAug 1-7: 13% of 25133 checklistsAug 8-14: 14% of 24610 checklistsAug 15-21: 14% of 25350 checklistsAug 22-31: 15% of 37198 checklistsSep 1-7: 11% of 27402 checklistsSep 8-14: 7.8% of 27700 checklistsSep 15-21: 4.1% of 28398 checklistsSep 22-30: 1.8% of 34646 checklistsOct 1-7: 0.5% of 28620 checklistsOct 8-14: 0.2% of 30144 checklistsOct 15-21: 0.1% of 28893 checklistsOct 22-31: 0.1% of 38869 checklistsNov 1-7: 0.1% of 29782 checklistsNov 8-14: 0% of 27582 checklistsNov 15-21: 0% of 26642 checklistsNov 22-30: 0% of 34390 checklistsDec 1-7: 0% of 25164 checklistsDec 8-14: 0% of 24892 checklistsDec 15-21: 0% of 29022 checklistsDec 22-31: 0% of 44323 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 Massachusetts 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 Massachusetts

Best counties

Share of checklists at the peak
  1. Hampshire CountyBest early June · 3220 checklists that week, 162,423 in all36%
  2. Franklin CountyBest mid August · 504 checklists that week, 41,382 in all34%
  3. Hampden CountyBest early June · 776 checklists that week, 35,410 in all28%
  4. Worcester CountyBest mid June · 2076 checklists that week, 128,594 in all27%
  5. Middlesex CountyBest early June · 5740 checklists that week, 307,511 in all26%
  6. Essex CountyBest early June · 3662 checklists that week, 213,973 in all23%

Best spots

Share of checklists at the peak
  1. J. C. Phillips SanctuaryEssex County, best late August · 24 checklists that week, 1,160 in all98%
  2. J.A. Skinner State ParkHampshire County, best the second week of July · 26 checklists that week, 1,818 in all90%
  3. Wildwood Conservation AreaHampshire County, best early September · 23 checklists that week, 623 in all88%
  4. Franklin ParkSuffolk County, best mid August · 31 checklists that week, 3,091 in all86%
  5. Long Pond (New Town (historical))Middlesex County, best early June · 20 checklists that week, 284 in all86%

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

Best time of day

In Massachusetts, the Eastern Wood-Pewee is most often listed on checklists started between 6 and 8 am (7.7% of those checklists).

0%5%10%12 am: too few checklists (630) to judge1 am: too few checklists (657) to judge2 am: too few checklists (645) to judge3 am: too few checklists (850) to judge4 am: too few checklists (3787) to judge5 am: too few checklists (29743) to judge6 am: 9.4% of 108601 checklists7 am: 6.7% of 186104 checklists8 am: 5.7% of 185905 checklists9 am: 5.0% of 166049 checklists10 am: 4.1% of 150508 checklists11 am: 3.3% of 131024 checklists12 pm: 2.8% of 116804 checklists1 pm: 2.6% of 112055 checklists2 pm: 2.5% of 110246 checklists3 pm: 2.6% of 104376 checklists4 pm: 3.5% of 83736 checklists5 pm: 4.5% of 63723 checklists6 pm: 4.9% of 41435 checklists7 pm: too few checklists (21041) to judge8 pm: too few checklists (5240) to judge9 pm: too few checklists (1722) to judge10 pm: too few checklists (1094) to judge11 pm: too few checklists (704) 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%0.1%
May0.1%2.0%12%23%
June22%20%18%16%
July14%13%12%12%
August13%14%14%15%
September11%7.8%4.1%1.8%
October0.5%0.2%0.1%0.1%
November0.1%0%0%0%
December0%0%0%0%

Neighboring states

  • Rhode Island: arrives early May, 1 week earlier than Massachusetts
  • New Hampshire: arrives the second week of May, in the same week than Massachusetts
  • Connecticut: arrives early May, 1 week earlier than Massachusetts
  • Vermont: arrives the second week of May, in the same week than Massachusetts

Common questions

When do Eastern Wood-Pewees arrive in Massachusetts?
Eastern Wood-Pewees reach Massachusetts in the second week of May, are common by mid May, peak in early June (22% of checklists), and most are gone by the second week of September.
When do Eastern Wood-Pewees leave Massachusetts?
Most Eastern Wood-Pewees have left Massachusetts by the second week of September, when reports fall below half their usual rate. Stragglers are still reported until late September.
When is the best time to see a Eastern Wood-Pewee in Massachusetts?
The Eastern Wood-Pewee is reported most often in early June, on about 22% of Massachusetts checklists.
Where in Massachusetts are Eastern Wood-Pewees seen most often?
By county, Hampshire County, Franklin County, and Hampden County have the highest peak reporting rates for the Eastern Wood-Pewee (counties with at least 200 checklists).