WhenToBird

Sitta canadensis · Sittidae

When Do Red-breasted Nuthatches Arrive in Alaska?

Adult Red-breasted Nuthatch
Photo: Joshua Liverman, CC BY 4.0 via iNaturalist

The Red-breasted Nuthatch is in Alaska all year. It turns up on about 24% of checklists at its peak (late February) and on 4.9% in its quietest week (the second week of June).

When to look

PresentAll year
Peak weekFeb 22-28late February
Quietest weekJun 8-14the second week of June

Best: late February. Here all year. Peak: on about 24% of Alaska checklists.

  1. Janpeak season
  2. Febpeak season
  3. Marpeak season
  4. Aprcommon
  5. Mayuncommon
  6. Jununcommon
  7. Juluncommon
  8. Augcommon
  9. Sepcommon
  10. Octpeak season
  11. Novpeak season
  12. Decpeak season

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

0%10%20%30%Jan 1-7: 23% of 3788 checklistsJan 8-14: 22% of 2852 checklistsJan 15-21: 22% of 2810 checklistsJan 22-31: 20% of 3629 checklistsFeb 1-7: 22% of 2519 checklistsFeb 8-14: 22% of 2927 checklistsFeb 15-21: 24% of 3743 checklistsFeb 22-28: 23% of 2846 checklistsMar 1-7: 24% of 2904 checklistsMar 8-14: 20% of 3073 checklistsMar 15-21: 20% of 3359 checklistsMar 22-31: 18% of 5855 checklistsApr 1-7: 16% of 4329 checklistsApr 8-14: 13% of 4949 checklistsApr 15-21: 11% of 7114 checklistsApr 22-30: 11% of 10916 checklistsMay 1-7: 8.9% of 11827 checklistsMay 8-14: 8.8% of 14115 checklistsMay 15-21: 7.7% of 12152 checklistsMay 22-31: 6.9% of 19919 checklistsJun 1-7: 5.1% of 15816 checklistsJun 8-14: 4.9% of 17194 checklistsJun 15-21: 4.7% of 15943 checklistsJun 22-30: 5.4% of 16192 checklistsJul 1-7: 5.4% of 9815 checklistsJul 8-14: 6.3% of 8263 checklistsJul 15-21: 6.9% of 7081 checklistsJul 22-31: 9.2% of 9434 checklistsAug 1-7: 11% of 6380 checklistsAug 8-14: 13% of 6258 checklistsAug 15-21: 15% of 6114 checklistsAug 22-31: 16% of 8189 checklistsSep 1-7: 15% of 5848 checklistsSep 8-14: 15% of 4853 checklistsSep 15-21: 14% of 4415 checklistsSep 22-30: 16% of 5086 checklistsOct 1-7: 18% of 3576 checklistsOct 8-14: 16% of 4212 checklistsOct 15-21: 19% of 3339 checklistsOct 22-31: 19% of 4169 checklistsNov 1-7: 20% of 2844 checklistsNov 8-14: 21% of 2753 checklistsNov 15-21: 19% of 2291 checklistsNov 22-30: 23% of 3066 checklistsDec 1-7: 21% of 2199 checklistsDec 8-14: 21% of 2472 checklistsDec 15-21: 20% of 3071 checklistsDec 22-31: 23% of 3442 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 Alaska 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 Alaska

Best counties

Share of checklists at the peak
  1. Dillingham Census AreaBest early January · 12 checklists that week, 1,426 in all89%
  2. Matanuska-Susitna BoroughBest mid November · 240 checklists that week, 23,028 in all49%
  3. Fairbanks North Star BoroughBest mid November · 120 checklists that week, 23,771 in all44%
  4. Anchorage MunicipalityBest late February · 781 checklists that week, 65,703 in all43%
  5. Kenai Peninsula BoroughBest mid December · 647 checklists that week, 49,772 in all32%
  6. Copper River Census AreaBest the second week of March · 21 checklists that week, 3,467 in all28%

Best spots

Share of checklists at the peak
  1. Campbell Creek EstuaryAnchorage Municipality, best late September · 25 checklists that week, 720 in all76%
  2. Chester Creek Greenbelt (Thompson)Anchorage Municipality, best late March · 28 checklists that week, 448 in all72%
  3. Northwood ParkAnchorage Municipality, best late May · 29 checklists that week, 305 in all59%
  4. Beluga LakeKenai Peninsula Borough, best early May · 57 checklists that week, 557 in all59%
  5. Oceanview Bluff ParkAnchorage Municipality, best mid April · 24 checklists that week, 154 in all55%

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

Best time of day

In Alaska, the Red-breasted Nuthatch is most often listed on checklists started between 9 and 11 am (15% of those checklists).

0%5%10%15%20%12 am: too few checklists (549) to judge1 am: too few checklists (365) to judge2 am: too few checklists (291) to judge3 am: too few checklists (624) to judge4 am: too few checklists (1241) to judge5 am: too few checklists (3532) to judge6 am: 12% of 9751 checklists7 am: 13% of 17236 checklists8 am: 13% of 24936 checklists9 am: 15% of 30139 checklists10 am: 15% of 30866 checklists11 am: 14% of 28207 checklists12 pm: 13% of 25650 checklists1 pm: 12% of 24144 checklists2 pm: 11% of 23323 checklists3 pm: 11% of 20763 checklists4 pm: 9.9% of 18245 checklists5 pm: 9.4% of 14895 checklists6 pm: 7.9% of 11707 checklists7 pm: 6.4% of 9365 checklists8 pm: 4.3% of 6934 checklists9 pm: too few checklists (4176) to judge10 pm: too few checklists (2050) to judge11 pm: too few checklists (952) 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
January23%22%22%20%
February22%22%24%23%
March24%20%20%18%
April16%13%11%11%
May8.9%8.8%7.7%6.9%
June5.1%4.9%4.7%5.4%
July5.4%6.3%6.9%9.2%
August11%13%15%16%
September15%15%14%16%
October18%16%19%19%
November20%21%19%23%
December21%21%20%23%

Neighboring states

  • Washington: year-round, peaks late August
  • Oregon: year-round, peaks early September
  • Idaho: year-round, peaks mid September
  • Montana: year-round, peaks late August

Common questions

When do Red-breasted Nuthatches arrive in Alaska?
The Red-breasted Nuthatch is in Alaska all year. It turns up on about 24% of checklists at its peak (late February) and on 4.9% in its quietest week (the second week of June).
When do Red-breasted Nuthatches leave Alaska?
The Red-breasted Nuthatch does not leave Alaska: it is reported all year, from 4.9% of checklists in the second week of June to 24% in late February.
When is the best time to see a Red-breasted Nuthatch in Alaska?
The Red-breasted Nuthatch is reported most often in late February, on about 24% of Alaska checklists.
Where in Alaska are Red-breasted Nuthatches seen most often?
By county, Dillingham Census Area, Matanuska-Susitna Borough, and Fairbanks North Star Borough have the highest peak reporting rates for the Red-breasted Nuthatch (counties with at least 200 checklists).