WhenToBird

3 goose species in Wyoming

When Do Geese Arrive in Wyoming?

Adult Canada Goose
Photo: Tser, CC BY 4.0 via iNaturalist

Canada Geese, Cackling Geese, and Snow Geese are the geese you are most likely to see in Wyoming. Canada Geese are in Wyoming all year, but most are here in spring: numbers build from early March, peak in mid April (51% of checklists), and fall back by mid May. In the quietest week (early February) they are still on about 15% of checklists.

When to look

Numbers buildMar 1-7early March
PeakApr 15-21mid April
Fall back byMay 15-21mid May
FewestFeb 1-7early February

Best: mid April. Here all year; numbers build from early March and fall back by mid May. Peak: on about 51% of Wyoming checklists.

  1. Januncommon
  2. Febcommon
  3. Marpeak season
  4. Aprpeak season
  5. Maypeak season
  6. Juncommon
  7. Julcommon
  8. Auguncommon
  9. Sepcommon
  10. Octcommon
  11. Novcommon
  12. Deccommon

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

Geese in Wyoming, species by species

SpeciesFirst arrivalsCommon byPeakMost gone byPeak %
Canada GooseMar 1-7Mar 1-7Apr 15-21May 15-2151%
Cackling GooseOct 22-31Oct 22-31Nov 22-30Apr 1-74.7%
Snow GooseOct 15-21Oct 15-21Nov 8-14Dec 22-313.6%
0%20%40%60%Canada GooseCackling GooseSnow GooseJanFebMarAprMayJunJulAugSepOctNovDec
  • Canada Goose
  • Cackling Goose
  • Snow Goose
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 Wyoming 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 Wyoming

Best counties for Canada Goose

Share of checklists at the peak
  1. Hot Springs CountyBest mid February · 33 checklists that week, 1,345 in all78%
  2. Platte CountyBest late March · 40 checklists that week, 1,645 in all71%
  3. Sublette CountyBest late April · 230 checklists that week, 6,738 in all67%
  4. Uinta CountyBest mid April · 48 checklists that week, 1,881 in all67%
  5. Teton CountyBest late April · 568 checklists that week, 34,686 in all67%
  6. Goshen CountyBest mid March · 48 checklists that week, 1,920 in all65%

Common questions

When do geese arrive in Wyoming?
Canada Geese are in Wyoming all year, but most are here in spring: numbers build from early March, peak in mid April (51% of checklists), and fall back by mid May. In the quietest week (early February) they are still on about 15% of checklists.
When do geese leave Wyoming?
Canada Geese never fully leave Wyoming: numbers fall back below half their usual rate by mid May, but some are still reported in every week, about 15% of checklists at the low.
When is the best time to see geese in Wyoming?
The Canada Goose is reported most often in mid April, on about 51% of Wyoming checklists.
Which geese are in Wyoming?
Canada Goose, Cackling Goose, and Snow Goose are reported regularly; the Canada Goose is the most common.