WhenToBird

Setophaga pinus · Parulidae

Pine Warbler: When and Where to See It

Adult male Pine Warbler
Photo: northerly, CC BY 4.0 via iNaturalist

The Pine Warbler reaches North Carolina first, around late January, and Minnesota last, around late April.

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%2%4%6%8%Jan 1-7: 3.2% of 1114036 checklistsJan 8-14: 3.5% of 824708 checklistsJan 15-21: 3.8% of 825978 checklistsJan 22-31: 4.1% of 1105853 checklistsFeb 1-7: 4.6% of 779772 checklistsFeb 8-14: 4.8% of 864504 checklistsFeb 15-21: 4.8% of 1127933 checklistsFeb 22-28: 4.6% of 840124 checklistsMar 1-7: 4.5% of 839610 checklistsMar 8-14: 4.5% of 870138 checklistsMar 15-21: 4.5% of 898456 checklistsMar 22-31: 5.0% of 1335637 checklistsApr 1-7: 5.6% of 1030617 checklistsApr 8-14: 6.6% of 1124024 checklistsApr 15-21: 7.2% of 1194575 checklistsApr 22-30: 6.9% of 1675723 checklistsMay 1-7: 6.4% of 1449080 checklistsMay 8-14: 5.6% of 1538353 checklistsMay 15-21: 5.6% of 1219898 checklistsMay 22-31: 5.2% of 1452282 checklistsJun 1-7: 5.0% of 900636 checklistsJun 8-14: 4.9% of 829907 checklistsJun 15-21: 4.7% of 773255 checklistsJun 22-30: 4.2% of 916255 checklistsJul 1-7: 3.6% of 717733 checklistsJul 8-14: 2.8% of 658223 checklistsJul 15-21: 2.1% of 638752 checklistsJul 22-31: 1.4% of 895727 checklistsAug 1-7: 1.0% of 655651 checklistsAug 8-14: 1.1% of 650038 checklistsAug 15-21: 1.4% of 654639 checklistsAug 22-31: 2.1% of 974928 checklistsSep 1-7: 3.0% of 765914 checklistsSep 8-14: 3.7% of 738674 checklistsSep 15-21: 4.3% of 750433 checklistsSep 22-30: 4.4% of 944196 checklistsOct 1-7: 4.4% of 760106 checklistsOct 8-14: 3.7% of 793131 checklistsOct 15-21: 3.1% of 728727 checklistsOct 22-31: 2.3% of 959954 checklistsNov 1-7: 2.0% of 709464 checklistsNov 8-14: 1.9% of 693424 checklistsNov 15-21: 2.1% of 653952 checklistsNov 22-30: 2.3% of 871137 checklistsDec 1-7: 2.6% of 627591 checklistsDec 8-14: 2.8% of 642427 checklistsDec 15-21: 3.0% of 775638 checklistsDec 22-31: 3.4% 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 %
North CarolinaAll year, most in springJan 22-31Mar 8-14Jun 1-733%
ArkansasAll year, most in springFeb 1-7Mar 15-21Jun 15-2121%
KentuckySummer visitorFeb 15-21Apr 15-21Jul 1-75.7%
MarylandSummer visitorFeb 22-28Apr 8-14Oct 8-1411%
District of ColumbiaPasses throughFeb 22-28Apr 8-14May 1-76.8%
VirginiaAll year, most in springMar 1-7Apr 1-7Jun 8-1419%
New JerseySummer visitorMar 1-7Apr 8-14Oct 15-2115%
West VirginiaSummer visitorMar 1-7Apr 1-7Jul 8-143.9%
IllinoisSummer visitorMar 8-14Apr 22-30Jul 8-143.9%
IndianaSummer visitorMar 8-14Apr 15-21Jul 8-143.6%
MassachusettsSummer visitorMar 15-21Apr 22-30Oct 1-724%
Rhode IslandSummer visitorMar 15-21Apr 15-21Oct 1-722%
New YorkSummer visitorMar 15-21Apr 15-21Jul 15-218.3%
PennsylvaniaSummer visitorMar 15-21Apr 8-14Jul 8-145.6%
OhioSummer visitorMar 15-21Apr 15-21Jul 1-74.3%
ConnecticutSummer visitorMar 22-31Apr 15-21Sep 22-3013%
New HampshireSummer visitorApr 1-7Apr 22-30Sep 22-3030%
MaineSummer visitorApr 1-7Apr 22-30Sep 22-3022%
VermontSummer visitorApr 1-7May 1-7Sep 22-3014%
MichiganSummer visitorApr 8-14May 22-31Sep 22-307.4%
WisconsinSummer visitorApr 15-21Jun 22-30Sep 15-216.1%
MinnesotaSummer visitorApr 22-30Jun 22-30Jul 15-212.4%
TennesseeSummer visitorAug 15-21Apr 8-14Jun 22-309.7%
DelawareSummer visitorNov 22-30Apr 8-14Oct 15-2118%
OklahomaSummer visitorDec 8-14Jun 1-7Jul 8-143.3%
LouisianaAll year, most in winterNov 15-21Feb 1-7Mar 15-2119%
GeorgiaAll year, most in springDec 8-14Feb 15-21Jun 8-1438%
South CarolinaAll year, most in springDec 15-21Mar 1-7Jun 1-736%
AlabamaAll year, most in springDec 15-21Feb 15-21Jun 8-1429%
MississippiAll year, most in springDec 15-21Mar 1-7Jun 8-1422%
MissouriWinter visitorFeb 15-21Mar 15-21Jul 1-72.5%
TexasWinter visitorAug 8-14Feb 1-7Jul 1-78.2%
FloridaWinter visitorAug 15-21Feb 8-14Apr 8-1413%

Winter visitor in: Louisiana, Georgia, South Carolina, Alabama, Mississippi, Texas, Florida

Summer visitor in: Tennessee, Delaware, Oklahoma