Western Sandpipers arrive in North Carolina in the second week of July, peak in late August (1.1% of checklists), and most are gone by early December.
When to look
First arrivalsJul 8-14the second week of July
Common byJul 8-14the second week of July
PeakAug 22-31late August
Most gone byDec 1-7early December
Best: late August. First arrivals the second week of July; most are gone by early December. Peak: on about 1.1% of North Carolina checklists.
Januncommon
Febuncommon
Maruncommon
Apruncommon
Mayrare
Junrare
Julcommon
Augpeak season
Seppeak season
Octcommon
Novuncommon
Decuncommon
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 North Carolina 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.
Mason InletNew Hanover County, best early September · 29 checklists that week, 1,938 in all35%
Pea Island (The Trench)Dare County, best mid September · 34 checklists that week, 2,298 in all32%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In North Carolina, the Western Sandpiper is most often listed on checklists started between 6 and 8 am (0.5% 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
0.3%
0.3%
0.3%
0.3%
February
0.3%
0.2%
0.1%
0.1%
March
0.2%
0.3%
0.1%
0.2%
April
0.2%
0.1%
0.1%
0.1%
May
0.1%
0.1%
0.2%
0.1%
June
0.1%
0%
0.1%
0.1%
July
0.1%
0.4%
0.5%
0.7%
August
0.8%
0.8%
1.3%
1.1%
September
1.1%
0.8%
0.5%
0.6%
October
0.4%
0.5%
0.7%
0.5%
November
0.3%
0.5%
0.5%
0.4%
December
0.2%
0.2%
0.2%
0.3%
Neighboring states
South Carolina: arrives mid July, 1 week later than North Carolina
Delaware: arrives early July, 1 week earlier than North Carolina
New Jersey: arrives mid July, 1 week later than North Carolina
Alabama: arrives the second week of July, in the same week than North Carolina
Common questions
When do Western Sandpipers arrive in North Carolina?
Western Sandpipers arrive in North Carolina in the second week of July, peak in late August (1.1% of checklists), and most are gone by early December.
When do Western Sandpipers leave North Carolina?
Most Western Sandpipers have left North Carolina by early December, when reports fall below half their usual rate.
When is the best time to see a Western Sandpiper in North Carolina?
The Western Sandpiper is reported most often in late August, on about 1.1% of North Carolina checklists.
Where in North Carolina are Western Sandpipers seen most often?
By county, Camden County, Onslow County, and Hyde County have the highest peak reporting rates for the Western Sandpiper (counties with at least 200 checklists).