WhenToBird

Calidris minutilla · Scolopacidae

Least Sandpiper: When and Where to See It

Adult Least Sandpiper
Photo: Alessandro Franchini, CC BY 4.0 via iNaturalist

The Least Sandpiper reaches Rhode Island first, around late June, and West Virginia last, around mid July.

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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0%5%10%Jan 1-7: 1.7% of 1114036 checklistsJan 8-14: 1.7% of 824708 checklistsJan 15-21: 1.7% of 825978 checklistsJan 22-31: 1.6% of 1105853 checklistsFeb 1-7: 1.4% of 779772 checklistsFeb 8-14: 1.3% of 864504 checklistsFeb 15-21: 1.1% of 1127933 checklistsFeb 22-28: 1.4% of 840124 checklistsMar 1-7: 1.3% of 839610 checklistsMar 8-14: 1.3% of 870138 checklistsMar 15-21: 1.3% of 898456 checklistsMar 22-31: 1.4% of 1335637 checklistsApr 1-7: 1.4% of 1030617 checklistsApr 8-14: 1.6% of 1124024 checklistsApr 15-21: 2.2% of 1194575 checklistsApr 22-30: 2.9% of 1675723 checklistsMay 1-7: 3.4% of 1449080 checklistsMay 8-14: 3.6% of 1538353 checklistsMay 15-21: 3.5% of 1219898 checklistsMay 22-31: 1.5% of 1452282 checklistsJun 1-7: 0.4% of 900636 checklistsJun 8-14: 0.1% of 829907 checklistsJun 15-21: 0.1% of 773255 checklistsJun 22-30: 0.3% of 916255 checklistsJul 1-7: 1.6% of 717733 checklistsJul 8-14: 3.5% of 658223 checklistsJul 15-21: 4.9% of 638752 checklistsJul 22-31: 6.1% of 895727 checklistsAug 1-7: 7.2% of 655651 checklistsAug 8-14: 8.4% of 650038 checklistsAug 15-21: 9.2% of 654639 checklistsAug 22-31: 8.7% of 974928 checklistsSep 1-7: 7.3% of 765914 checklistsSep 8-14: 5.3% of 738674 checklistsSep 15-21: 4.1% of 750433 checklistsSep 22-30: 3.2% of 944196 checklistsOct 1-7: 2.5% of 760106 checklistsOct 8-14: 2.3% of 793131 checklistsOct 15-21: 2.3% of 728727 checklistsOct 22-31: 2.3% of 959954 checklistsNov 1-7: 2.2% of 709464 checklistsNov 8-14: 2.3% of 693424 checklistsNov 15-21: 2.2% of 653952 checklistsNov 22-30: 2.2% of 871137 checklistsDec 1-7: 2.0% of 627591 checklistsDec 8-14: 1.9% of 642427 checklistsDec 15-21: 1.6% of 775638 checklistsDec 22-31: 1.7% of 1132751 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.

Pooled across every state in the data, so it leans toward states with the most birders.

States, in order of first arrivals

StatePatternFirst arrivalsPeakMost gone byPeak %
AlaskaSummer visitorApr 15-21May 8-14Sep 1-712%
District of ColumbiaSummer visitorApr 22-30May 8-14Jun 1-72.8%
Rhode IslandSummer visitorJun 22-30Aug 8-14Sep 8-1425%
DelawareSummer visitorJun 22-30Jul 22-31Sep 8-1416%
OregonSummer visitorJun 22-30Aug 15-21Dec 8-1413%
IllinoisSummer visitorJun 22-30Aug 8-14Sep 15-2111%
OhioSummer visitorJun 22-30Aug 15-21Oct 1-710%
WashingtonSummer visitorJun 22-30Aug 15-21Dec 1-712%
New JerseySummer visitorJul 1-7Aug 15-21Sep 22-3016%
CaliforniaSummer visitorJul 1-7Aug 15-21Apr 22-3013%
ConnecticutSummer visitorJul 1-7Aug 15-21Sep 22-3013%
MassachusettsPasses throughJul 1-7Aug 15-21Sep 8-1415%
MainePasses throughJul 1-7Aug 15-21Sep 15-2113%
IowaSummer visitorJul 1-7Aug 8-14Sep 22-3010%
NevadaSummer visitorJul 1-7Aug 15-21May 8-1411%
New YorkSummer visitorJul 1-7Aug 15-21Sep 22-3010%
IndianaSummer visitorJul 1-7Aug 15-21Oct 15-218.1%
KentuckySummer visitorJul 1-7Aug 22-31Dec 1-77.7%
MichiganSummer visitorJul 1-7Aug 8-14Sep 8-148.1%
North DakotaSummer visitorJul 1-7Aug 1-7Sep 8-149.3%
New HampshireSummer visitorJul 1-7Aug 15-21Sep 22-308.9%
TexasSummer visitorJul 1-7Aug 15-21May 8-148.4%
ArizonaSummer visitorJul 1-7Sep 1-7Apr 22-306.9%
KansasSummer visitorJul 1-7Aug 22-31Nov 8-146.9%
MarylandSummer visitorJul 1-7Aug 15-21Dec 8-146.5%
MinnesotaSummer visitorJul 1-7Aug 8-14Sep 8-146.7%
MissouriSummer visitorJul 1-7Aug 15-21Nov 8-146.4%
NebraskaSummer visitorJul 1-7Aug 15-21Oct 22-317.1%
South DakotaSummer visitorJul 1-7Aug 8-14Sep 22-306.0%
TennesseeSummer visitorJul 1-7Aug 22-31Nov 22-305.3%
WisconsinSummer visitorJul 1-7Aug 8-14Sep 8-146.0%
ColoradoSummer visitorJul 1-7Sep 1-7Nov 15-214.1%
IdahoSummer visitorJul 1-7Aug 15-21Nov 15-214.5%
ArkansasSummer visitorJul 8-14Aug 22-31Dec 1-79.2%
MississippiSummer visitorJul 8-14Aug 22-31May 15-218.8%
South CarolinaSummer visitorJul 8-14Aug 15-21May 22-318.1%
AlabamaSummer visitorJul 8-14Aug 22-31Jan 15-216.4%
FloridaSummer visitorJul 8-14Aug 8-14May 15-216.7%
GeorgiaSummer visitorJul 8-14Aug 22-31May 22-315.7%
LouisianaSummer visitorJul 8-14Sep 1-7May 15-215.8%
North CarolinaSummer visitorJul 8-14Aug 22-31Nov 1-76.8%
PennsylvaniaSummer visitorJul 8-14Aug 15-21Sep 22-306.7%
VirginiaSummer visitorJul 8-14Aug 15-21Sep 22-305.6%
UtahSummer visitorJul 8-14Aug 22-31Dec 1-72.6%
VermontPasses throughJul 15-21Aug 22-31Sep 15-217.6%
OklahomaSummer visitorJul 15-21Aug 22-31Dec 15-215.3%
MontanaPasses throughJul 15-21Aug 15-21Sep 8-144.8%
New MexicoSummer visitorJul 15-21Aug 22-31May 8-143.7%
WyomingSummer visitorJul 15-21Aug 22-31Sep 22-302.6%
West VirginiaSummer visitorJul 15-21Aug 15-21Sep 22-302.4%

Summer visitor in: Alaska, District of Columbia