WhenToBird

Catherpes mexicanus · Troglodytidae

When Do Canyon Wrens Arrive in Idaho?

Adult Canyon Wren
Photo: Jo Roberts, CC BY 4.0 via iNaturalist

The Canyon Wren is in Idaho all year. It turns up on about 2.3% of checklists at its peak (late March) and on 1.1% in its quietest week (the second week of September).

When to look

PresentAll year
Peak weekMar 22-31late March
Quietest weekSep 8-14the second week of September

Best: late March. Here all year. Peak: on about 2.3% of Idaho checklists.

  1. Janpeak season
  2. Febcommon
  3. Marpeak season
  4. Aprpeak season
  5. Maycommon
  6. Juncommon
  7. Julcommon
  8. Augcommon
  9. Sepcommon
  10. Octcommon
  11. Novcommon
  12. Deccommon

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

0%1%2%3%Jan 1-7: 1.5% of 9357 checklistsJan 8-14: 1.3% of 6408 checklistsJan 15-21: 1.6% of 6358 checklistsJan 22-31: 1.8% of 8601 checklistsFeb 1-7: 1.9% of 5611 checklistsFeb 8-14: 1.3% of 6090 checklistsFeb 15-21: 1.2% of 7973 checklistsFeb 22-28: 1.6% of 5866 checklistsMar 1-7: 1.4% of 6144 checklistsMar 8-14: 1.7% of 6456 checklistsMar 15-21: 2.3% of 6786 checklistsMar 22-31: 2.2% of 9539 checklistsApr 1-7: 2.4% of 7202 checklistsApr 8-14: 2.2% of 7608 checklistsApr 15-21: 1.6% of 8069 checklistsApr 22-30: 1.6% of 10973 checklistsMay 1-7: 1.6% of 9481 checklistsMay 8-14: 1.4% of 11318 checklistsMay 15-21: 1.6% of 9141 checklistsMay 22-31: 1.4% of 13984 checklistsJun 1-7: 1.3% of 8897 checklistsJun 8-14: 1.3% of 8504 checklistsJun 15-21: 1.3% of 8078 checklistsJun 22-30: 1.4% of 9665 checklistsJul 1-7: 1.1% of 7144 checklistsJul 8-14: 1.3% of 6557 checklistsJul 15-21: 1.6% of 6430 checklistsJul 22-31: 1.6% of 8696 checklistsAug 1-7: 1.7% of 5896 checklistsAug 8-14: 1.7% of 5643 checklistsAug 15-21: 1.2% of 6151 checklistsAug 22-31: 1.6% of 7863 checklistsSep 1-7: 1.1% of 5769 checklistsSep 8-14: 0.9% of 5646 checklistsSep 15-21: 1.2% of 5460 checklistsSep 22-30: 1.4% of 6363 checklistsOct 1-7: 1.4% of 4980 checklistsOct 8-14: 1.2% of 5096 checklistsOct 15-21: 1.3% of 4878 checklistsOct 22-31: 1.3% of 6426 checklistsNov 1-7: 1.3% of 4822 checklistsNov 8-14: 1.4% of 4999 checklistsNov 15-21: 1.2% of 4601 checklistsNov 22-30: 1.4% of 6027 checklistsDec 1-7: 1.5% of 4180 checklistsDec 8-14: 1.2% of 4775 checklistsDec 15-21: 2.1% of 6522 checklistsDec 22-31: 1.4% of 7792 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 Idaho 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 Idaho

Best counties

Share of checklists at the peak
  1. Jerome CountyBest late December · 12 checklists that week, 804 in all41%
  2. Gooding CountyBest late July · 33 checklists that week, 3,207 in all22%
  3. Idaho CountyBest mid March · 49 checklists that week, 3,961 in all20%
  4. Lewis CountyBest the second week of July · 19 checklists that week, 603 in all17%
  5. Twin Falls CountyBest mid November · 159 checklists that week, 12,478 in all12%
  6. Washington CountyBest the second week of October · 17 checklists that week, 926 in all9.7%

Best spots

Share of checklists at the peak
  1. Morley Nelson Snake River Birds of Prey National Conservation Area (northwest)Ada County, best early April · 30 checklists that week, 571 in all54%
  2. Lucky Peak State ParkAda County, best the second week of April · 32 checklists that week, 1,311 in all42%
  3. Shoshone Falls ParkTwin Falls County, best late July · 31 checklists that week, 394 in all36%
  4. Morley Nelson Snake River Birds of Prey National Conservation Area (Rail Island)Canyon County, best late January · 41 checklists that week, 465 in all36%
  5. Morley Nelson Snake River Birds of Prey National Conservation Area (northwest 2)Ada County, best late January · 26 checklists that week, 260 in all35%
  6. Morley Nelson Snake River Birds of Prey National Conservation Area (Swan Falls)Ada County, best mid February · 20 checklists that week, 825 in all31%

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

Best time of day

In Idaho, the Canyon Wren is most often listed on checklists started between 10 am and 12 pm (2.0% of those checklists).

0%1%2%3%12 am: too few checklists (180) to judge1 am: too few checklists (176) to judge2 am: too few checklists (169) to judge3 am: too few checklists (164) to judge4 am: too few checklists (450) to judge5 am: too few checklists (2270) to judge6 am: 1.5% of 9122 checklists7 am: 1.4% of 22204 checklists8 am: 1.4% of 38672 checklists9 am: 1.8% of 38930 checklists10 am: 2.0% of 37338 checklists11 am: 1.9% of 33508 checklists12 pm: 1.6% of 28544 checklists1 pm: 1.7% of 25774 checklists2 pm: 1.4% of 24296 checklists3 pm: 1.1% of 21784 checklists4 pm: 1.0% of 19051 checklists5 pm: 0.8% of 14150 checklists6 pm: 0.9% of 10014 checklists7 pm: 1.0% of 7495 checklists8 pm: too few checklists (4352) to judge9 pm: too few checklists (1449) to judge10 pm: too few checklists (525) 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
January1.5%1.3%1.6%1.8%
February1.9%1.3%1.2%1.6%
March1.4%1.7%2.3%2.2%
April2.4%2.2%1.6%1.6%
May1.6%1.4%1.6%1.4%
June1.3%1.3%1.3%1.4%
July1.1%1.3%1.6%1.6%
August1.7%1.7%1.2%1.6%
September1.1%0.9%1.2%1.4%
October1.4%1.2%1.3%1.3%
November1.3%1.4%1.2%1.4%
December1.5%1.2%2.1%1.4%

Neighboring states

  • Utah: winter visitor, peaks late March
  • Oregon: summer visitor, peaks late May
  • Nevada: summer visitor, peaks early June
  • California: summer visitor, peaks the second week of April

Common questions

When do Canyon Wrens arrive in Idaho?
The Canyon Wren is in Idaho all year. It turns up on about 2.3% of checklists at its peak (late March) and on 1.1% in its quietest week (the second week of September).
When do Canyon Wrens leave Idaho?
The Canyon Wren does not leave Idaho: it is reported all year, from 1.1% of checklists in the second week of September to 2.3% in late March.
When is the best time to see a Canyon Wren in Idaho?
The Canyon Wren is reported most often in late March, on about 2.3% of Idaho checklists.
Where in Idaho are Canyon Wrens seen most often?
By county, Jerome County, Gooding County, and Idaho County have the highest peak reporting rates for the Canyon Wren (counties with at least 200 checklists).