Lazuli Buntings arrive in South Dakota in early May, peak in mid May (2.1% of checklists), and most are gone by mid July.
When to look
First arrivalsMay 1-7early May
Common byMay 1-7early May
PeakMay 15-21mid May
Most gone byJul 15-21mid July
Best: mid May. First arrivals early May; most are gone by mid July. Peak: on about 2.1% of South Dakota checklists.
Jannot usually seen
Febnot usually seen
Marnot usually seen
Aprrare
Maypeak season
Junpeak season
Julcommon
Auguncommon
Seprare
Octnot usually seen
Novnot usually seen
Decnot usually seen
Darker months: more checklists report it. Outlined: peak month.
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 South 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
0%few checklistsno data
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.
Prairie Dog CanyonCuster County, best early June · 20 checklists that week, 184 in all8.5%
Farm IslandHughes County, best late May · 23 checklists that week, 825 in all7.8%
Jewel Cave National MonumentCuster County, best the second week of July · 20 checklists that week, 308 in all7.8%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In South Dakota, the Lazuli Bunting is most often listed on checklists started between 6 and 8 am (1.0% of those checklists).
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
Month
Days 1-7
8-14
15-21
22-end
January
0%
0%
0%
0%
February
0%
0%
0%
0%
March
0%
0%
0%
0%
April
0%
0%
0%
0%
May
0.3%
1.7%
3.4%
1.4%
June
1.3%
1.2%
1.8%
1.5%
July
1.5%
1.1%
1.0%
0.5%
August
0.6%
0.3%
0.3%
0.2%
September
0.2%
0.2%
0%
0%
October
0%
0%
0%
0%
November
0%
0%
0%
0%
December
0%
0%
0%
0%
Neighboring states
Nebraska: arrives early May, in the same week than South Dakota
North Dakota: arrives mid May, 2 weeks later than South Dakota
Colorado: arrives late April, 1 week earlier than South Dakota
Wyoming: arrives early May, in the same week than South Dakota
Common questions
When do Lazuli Buntings arrive in South Dakota?
Lazuli Buntings arrive in South Dakota in early May, peak in mid May (2.1% of checklists), and most are gone by mid July.
When do Lazuli Buntings leave South Dakota?
Most Lazuli Buntings have left South Dakota by mid July, when reports fall below half their usual rate.
When is the best time to see a Lazuli Bunting in South Dakota?
The Lazuli Bunting is reported most often in mid May, on about 2.1% of South Dakota checklists.
Where in South Dakota are Lazuli Buntings seen most often?
By county, Fall River County, Sully County, and Harding County have the highest peak reporting rates for the Lazuli Bunting (counties with at least 200 checklists).