WhenToBird

Sitta carolinensis · Sittidae

When Do White-breasted Nuthatches Arrive in North Dakota?

Adult White-breasted Nuthatch
Photo: S Boisvert, CC BY 4.0 via iNaturalist

White-breasted Nuthatches are in North Dakota all year, but most are here in winter: numbers build from mid August, peak in late January (41% of checklists), and fall back by mid March. In the quietest week (mid June) they are still on about 9.5% of checklists.

When to look

Numbers buildAug 15-21mid August
PeakJan 22-31late January
Fall back byMar 15-21mid March
FewestJun 15-21mid June

Best: late January. Here all year; numbers build from mid August and fall back by mid March. Peak: on about 41% of North Dakota checklists.

  1. Janpeak season
  2. Febpeak season
  3. Marpeak season
  4. Aprcommon
  5. Maycommon
  6. Jununcommon
  7. Juluncommon
  8. Augcommon
  9. Seppeak season
  10. Octcommon
  11. Novpeak season
  12. Decpeak season

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

0%20%40%60%Jan 1-7: 38% of 1694 checklistsJan 8-14: 40% of 1210 checklistsJan 15-21: 41% of 1263 checklistsJan 22-31: 41% of 1984 checklistsFeb 1-7: 40% of 1209 checklistsFeb 8-14: 40% of 1307 checklistsFeb 15-21: 36% of 1655 checklistsFeb 22-28: 36% of 1619 checklistsMar 1-7: 37% of 1653 checklistsMar 8-14: 31% of 1818 checklistsMar 15-21: 23% of 2103 checklistsMar 22-31: 24% of 3714 checklistsApr 1-7: 23% of 2955 checklistsApr 8-14: 21% of 3550 checklistsApr 15-21: 18% of 4104 checklistsApr 22-30: 17% of 5712 checklistsMay 1-7: 19% of 5328 checklistsMay 8-14: 21% of 5885 checklistsMay 15-21: 22% of 5344 checklistsMay 22-31: 17% of 7512 checklistsJun 1-7: 11% of 4329 checklistsJun 8-14: 9.1% of 4287 checklistsJun 15-21: 9.3% of 3798 checklistsJun 22-30: 10% of 4361 checklistsJul 1-7: 13% of 2939 checklistsJul 8-14: 14% of 2407 checklistsJul 15-21: 14% of 2254 checklistsJul 22-31: 15% of 2852 checklistsAug 1-7: 16% of 2119 checklistsAug 8-14: 20% of 2044 checklistsAug 15-21: 26% of 2124 checklistsAug 22-31: 31% of 3168 checklistsSep 1-7: 33% of 2449 checklistsSep 8-14: 30% of 2310 checklistsSep 15-21: 30% of 2092 checklistsSep 22-30: 30% of 2565 checklistsOct 1-7: 29% of 2071 checklistsOct 8-14: 27% of 1918 checklistsOct 15-21: 26% of 1907 checklistsOct 22-31: 30% of 2589 checklistsNov 1-7: 30% of 1858 checklistsNov 8-14: 31% of 1753 checklistsNov 15-21: 34% of 1483 checklistsNov 22-30: 35% of 1928 checklistsDec 1-7: 36% of 1337 checklistsDec 8-14: 37% of 1309 checklistsDec 15-21: 38% of 1642 checklistsDec 22-31: 37% of 1830 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 North Dakota 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 North Dakota

Best counties

Share of checklists at the peak
  1. Steele CountyBest late January · 132 checklists that week, 6,291 in all83%
  2. Stutsman CountyBest mid February · 91 checklists that week, 7,048 in all73%
  3. Traill CountyBest early March · 21 checklists that week, 764 in all62%
  4. Pembina CountyBest early December · 31 checklists that week, 585 in all59%
  5. Sioux CountyBest early September · 18 checklists that week, 340 in all56%
  6. Barnes CountyBest late December · 16 checklists that week, 4,534 in all55%

Best spots

Share of checklists at the peak
  1. Oak ParkWard County, best early October · 24 checklists that week, 777 in all100%
  2. Treefoil ParkCass County, best early April · 29 checklists that week, 1,125 in all86%
  3. Oak Grove ParkCass County, best late May · 53 checklists that week, 387 in all78%

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

Best time of day

In North Dakota, the White-breasted Nuthatch is most often listed on checklists started between 6 and 8 am (35% of those checklists).

0%10%20%30%40%12 am: too few checklists (74) to judge1 am: too few checklists (45) to judge2 am: too few checklists (42) to judge3 am: too few checklists (68) to judge4 am: too few checklists (274) to judge5 am: too few checklists (1538) to judge6 am: 32% of 4242 checklists7 am: 36% of 9520 checklists8 am: 32% of 13065 checklists9 am: 26% of 13356 checklists10 am: 23% of 12128 checklists11 am: 23% of 10772 checklists12 pm: 24% of 10316 checklists1 pm: 22% of 9169 checklists2 pm: 21% of 8880 checklists3 pm: 20% of 8688 checklists4 pm: 20% of 8201 checklists5 pm: 16% of 6687 checklists6 pm: 15% of 5455 checklists7 pm: 12% of 3926 checklists8 pm: too few checklists (2024) to judge9 pm: too few checklists (602) to judge10 pm: too few checklists (181) to judge11 pm: too few checklists (89) 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
January38%40%41%41%
February40%40%36%36%
March37%31%23%24%
April23%21%18%17%
May19%21%22%17%
June11%9.1%9.3%10%
July13%14%14%15%
August16%20%26%31%
September33%30%30%30%
October29%27%26%30%
November30%31%34%35%
December36%37%38%37%

Neighboring states

  • South Dakota: arrives mid September, 4 weeks later than North Dakota
  • Minnesota: year-round, peaks the second week of December
  • Nebraska: year-round, peaks late December
  • Iowa: year-round, peaks the second week of September

Common questions

When do White-breasted Nuthatches arrive in North Dakota?
White-breasted Nuthatches are in North Dakota all year, but most are here in winter: numbers build from mid August, peak in late January (41% of checklists), and fall back by mid March. In the quietest week (mid June) they are still on about 9.5% of checklists.
When do White-breasted Nuthatches leave North Dakota?
White-breasted Nuthatches never fully leave North Dakota: numbers fall back below half their usual rate by mid March, but some are still reported in every week, about 9.5% of checklists at the low.
When is the best time to see a White-breasted Nuthatch in North Dakota?
The White-breasted Nuthatch is reported most often in late January, on about 41% of North Dakota checklists.
Where in North Dakota are White-breasted Nuthatches seen most often?
By county, Steele County, Stutsman County, and Traill County have the highest peak reporting rates for the White-breasted Nuthatch (counties with at least 200 checklists).