Least Sandpipers arrive in Kentucky in early July, peak in late August (7.7% of checklists), and most are gone by early December.
When to look
First arrivalsJul 1-7early July
Common byJul 1-7early July
PeakAug 22-31late August
Most gone byDec 1-7early December
Best: late August. First arrivals early July; most are gone by early December. Peak: on about 7.7% of Kentucky checklists.
Jannot usually seen
Febnot usually seen
Marrare
Apruncommon
Maycommon
Junrare
Julcommon
Augpeak season
Seppeak season
Octuncommon
Novrare
Decrare
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 Kentucky 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.
Rowan CountyBest early September · 89 checklists that week, 2,188 in all58%
Union CountyBest early September · 15 checklists that week, 747 in all56%
Henderson CountyBest mid August · 189 checklists that week, 7,604 in all41%
Calloway CountyBest the second week of September · 32 checklists that week, 2,825 in all40%
Todd CountyBest late August · 64 checklists that week, 2,920 in all39%
Christian CountyBest late August · 44 checklists that week, 2,713 in all39%
Best spots
Share of checklists at the peak
Minor Clark Fish HatcheryRowan County, best early September · 67 checklists that week, 882 in all80%
McClain BranchMarshall County, best early September · 29 checklists that week, 314 in all78%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In Kentucky, the Least Sandpiper is most often listed on checklists started between 5 and 7 pm (2.6% 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
0.1%
0.1%
0.2%
0.1%
February
0.2%
0.1%
0.1%
0.1%
March
0.2%
0.3%
0.5%
0.9%
April
0.7%
1.3%
1.5%
1.9%
May
3.9%
4.1%
4.6%
1.4%
June
0.2%
0%
0.1%
0.1%
July
0.7%
1.8%
3.1%
3.9%
August
4.7%
5.4%
7.9%
7.6%
September
7.6%
5.3%
4.1%
2.4%
October
1.5%
1.2%
1.7%
1.5%
November
1.0%
0.7%
1.0%
0.7%
December
0.6%
0.7%
0.3%
0.2%
Neighboring states
Tennessee: arrives early July, in the same week than Kentucky
Indiana: arrives early July, in the same week than Kentucky
Ohio: arrives late June, 1 week earlier than Kentucky
Illinois: arrives late June, 1 week earlier than Kentucky
Common questions
When do Least Sandpipers arrive in Kentucky?
Least Sandpipers arrive in Kentucky in early July, peak in late August (7.7% of checklists), and most are gone by early December.
When do Least Sandpipers leave Kentucky?
Most Least Sandpipers have left Kentucky by early December, when reports fall below half their usual rate.
When is the best time to see a Least Sandpiper in Kentucky?
The Least Sandpiper is reported most often in late August, on about 7.7% of Kentucky checklists.
Where in Kentucky are Least Sandpipers seen most often?
By county, Rowan County, Union County, and Henderson County have the highest peak reporting rates for the Least Sandpiper (counties with at least 200 checklists).