Gray-cheeked Thrushes mostly pass through South Dakota: they arrive in early May, peak in the second week of May (1.9% of checklists), and most are gone by late May.
When to look
First arrivalsMay 1-7early May
Common byMay 1-7early May
PeakMay 8-14the second week of May
Most gone byMay 22-31late May
Best: the second week of May. First arrivals early May; most are gone by late May. Peak: on about 1.9% of South Dakota checklists.
Jannot usually seen
Febnot usually seen
Marnot usually seen
Aprrare
Maypeak season
Junrare
Julnot usually seen
Augnot usually seen
Sepnot usually seen
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.
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In South Dakota, the Gray-cheeked Thrush is most often listed on checklists started between 6 and 8 am (0.4% 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
0.6%
2.4%
2.4%
0.5%
June
0.1%
0%
0%
0%
July
0%
0%
0%
0%
August
0%
0%
0%
0%
September
0%
0.1%
0.1%
0.1%
October
0%
0%
0%
0.1%
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 early May, in the same week than South Dakota
Minnesota: arrives late April, 1 week earlier than South Dakota
Iowa: arrives early May, in the same week than South Dakota
Common questions
When do Gray-cheeked Thrushes arrive in South Dakota?
Gray-cheeked Thrushes mostly pass through South Dakota: they arrive in early May, peak in the second week of May (1.9% of checklists), and most are gone by late May.
When do Gray-cheeked Thrushes leave South Dakota?
Most Gray-cheeked Thrushes have left South Dakota by late May, when reports fall below half their usual rate.
When is the best time to see a Gray-cheeked Thrush in South Dakota?
The Gray-cheeked Thrush is reported most often in the second week of May, on about 1.9% of South Dakota checklists.
Where in South Dakota are Gray-cheeked Thrushes seen most often?
By county, Edmunds County, Codington County, and Sully County have the highest peak reporting rates for the Gray-cheeked Thrush (counties with at least 200 checklists).