WhenToBird

Baltimore Oriole · Icterus galbula

When Do Orioles Arrive in Vermont?

Adult male Baltimore Oriole
Photo: Daughter Dad, CC BY 4.0 via iNaturalist

Baltimore Orioles mostly pass through Vermont: the first show up in late April, they are common by early May, peak in mid May (26% of checklists), and most are gone by mid June. They are the only regular orioles in Vermont.

Orioles here are the birds (Baltimore, Orchard, Bullock's and relatives), not the baseball team.

When to look

First arrivalsApr 22-30late April
Common byMay 1-7early May
PeakMay 15-21mid May
Most gone byJun 15-21mid June

Best: mid May. First arrivals late April; most are gone by mid June. Peak: on about 26% of Vermont checklists.

  1. Jannot usually seen
  2. Febnot usually seen
  3. Marnot usually seen
  4. Aprrare
  5. Maypeak season
  6. Junpeak season
  7. Juluncommon
  8. Auguncommon
  9. Seprare
  10. Octnot usually seen
  11. Novnot usually seen
  12. Decnot usually seen

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

Orioles in Vermont, species by species

SpeciesFirst arrivalsCommon byPeakMost gone byPeak %
Baltimore OrioleApr 22-30May 1-7May 15-21Jun 15-2126%
0%10%20%30%Baltimore OrioleJanFebMarAprMayJunJulAugSepOctNovDec
  • Baltimore Oriole
Share of complete checklists reporting each species, by week (4 per month). Gaps: fewer than 10 checklists that week.

Frequency is the share of complete checklists in Vermont 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.

Where in Vermont

Best counties for Baltimore Oriole

Share of checklists at the peak
  1. Grand Isle CountyBest mid May · 211 checklists that week, 8,507 in all37%
  2. Windham CountyBest mid May · 1261 checklists that week, 39,105 in all34%
  3. Bennington CountyBest mid May · 799 checklists that week, 21,621 in all32%
  4. Franklin CountyBest late May · 1397 checklists that week, 25,284 in all32%
  5. Rutland CountyBest mid May · 1860 checklists that week, 46,909 in all32%
  6. Windsor CountyBest mid May · 2483 checklists that week, 73,702 in all31%

Common questions

When do orioles arrive in Vermont?
Baltimore Orioles mostly pass through Vermont: the first show up in late April, they are common by early May, peak in mid May (26% of checklists), and most are gone by mid June. They are the only regular orioles in Vermont.
When do orioles leave Vermont?
Most Baltimore Orioles have left Vermont by mid June, when reports fall below half their usual rate. Stragglers are still reported until late August.
When is the best time to see orioles in Vermont?
The Baltimore Oriole is reported most often in mid May, on about 26% of Vermont checklists.