WhenToBird

Buteo lineatus · Accipitridae

Red-shouldered Hawk: When and Where to See It

Adult Red-shouldered Hawk
Photo: Jonathan Eisen, CC BY 4.0 via iNaturalist

The Red-shouldered Hawk reaches Nevada first, around the second week of July, and Pennsylvania last, around early September.

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.

Embed this map on your site

0%5%10%Jan 1-7: 7.3% of 1114036 checklistsJan 8-14: 7.4% of 824708 checklistsJan 15-21: 7.6% of 825978 checklistsJan 22-31: 8.1% of 1105853 checklistsFeb 1-7: 8.6% of 779772 checklistsFeb 8-14: 8.1% of 864504 checklistsFeb 15-21: 7.8% of 1127933 checklistsFeb 22-28: 9.0% of 840124 checklistsMar 1-7: 8.8% of 839610 checklistsMar 8-14: 8.5% of 870138 checklistsMar 15-21: 8.2% of 898456 checklistsMar 22-31: 7.9% of 1335637 checklistsApr 1-7: 7.3% of 1030617 checklistsApr 8-14: 7.0% of 1124024 checklistsApr 15-21: 6.8% of 1194575 checklistsApr 22-30: 6.6% of 1675723 checklistsMay 1-7: 5.9% of 1449080 checklistsMay 8-14: 5.4% of 1538353 checklistsMay 15-21: 5.1% of 1219898 checklistsMay 22-31: 5.0% of 1452282 checklistsJun 1-7: 4.9% of 900636 checklistsJun 8-14: 4.9% of 829907 checklistsJun 15-21: 5.0% of 773255 checklistsJun 22-30: 5.1% of 916255 checklistsJul 1-7: 5.2% of 717733 checklistsJul 8-14: 4.9% of 658223 checklistsJul 15-21: 4.6% of 638752 checklistsJul 22-31: 4.6% of 895727 checklistsAug 1-7: 4.8% of 655651 checklistsAug 8-14: 5.0% of 650038 checklistsAug 15-21: 5.6% of 654639 checklistsAug 22-31: 6.7% of 974928 checklistsSep 1-7: 8.0% of 765914 checklistsSep 8-14: 8.8% of 738674 checklistsSep 15-21: 9.6% of 750433 checklistsSep 22-30: 9.7% of 944196 checklistsOct 1-7: 9.5% of 760106 checklistsOct 8-14: 9.0% of 793131 checklistsOct 15-21: 8.7% of 728727 checklistsOct 22-31: 8.2% of 959954 checklistsNov 1-7: 8.1% of 709464 checklistsNov 8-14: 7.7% of 693424 checklistsNov 15-21: 7.7% of 653952 checklistsNov 22-30: 7.7% of 871137 checklistsDec 1-7: 7.6% of 627591 checklistsDec 8-14: 7.7% of 642427 checklistsDec 15-21: 8.1% of 775638 checklistsDec 22-31: 8.2% 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 %
MassachusettsSummer visitorJan 22-31Sep 15-21Nov 22-304.4%
IowaSummer visitorJan 22-31Sep 15-21Nov 15-212.5%
New HampshireSummer visitorMar 1-7Sep 15-21Nov 8-144.1%
MaineSummer visitorMar 1-7Apr 1-7Nov 1-71.5%
VermontSummer visitorMar 8-14Sep 22-30Nov 1-71.5%
IllinoisSummer visitorJun 15-21Sep 8-14May 1-74.2%
OregonSummer visitorJun 22-30Sep 15-21Apr 15-213.8%
NevadaSummer visitorJul 8-14Sep 22-30Mar 22-314.4%
ConnecticutAll year, most in fallSep 1-7Sep 22-30Oct 22-3114%
MississippiAll year, most in fallSep 1-7Sep 22-30Nov 8-1413%
MichiganSummer visitorDec 8-14Sep 22-30Nov 8-142.4%
New YorkWinter visitorFeb 1-7Mar 15-21Nov 22-302.0%
MinnesotaWinter visitorFeb 22-28Mar 15-21Oct 15-211.4%
Rhode IslandWinter visitorAug 1-7Oct 1-7Jun 22-306.1%
New JerseyWinter visitorAug 8-14Nov 15-21Apr 22-307.0%
LouisianaAll year, most in winterAug 22-31Oct 1-7Mar 15-2115%
DelawareAll year, most in fallSep 1-7Sep 22-30Dec 15-219.0%
PennsylvaniaAll year, most in fallSep 1-7Sep 22-30Nov 15-215.7%
FloridaYear-round–Sep 22-30–31%
GeorgiaYear-round–Sep 15-21–25%
North CarolinaYear-round–Sep 22-30–24%
MarylandYear-round–Sep 22-30–21%
South CarolinaYear-round–Sep 22-30–21%
CaliforniaYear-round–Sep 22-30–18%
MissouriYear-round–Sep 15-21–17%
District of ColumbiaYear-round–Nov 1-7–16%
VirginiaYear-round–Sep 22-30–16%
AlabamaYear-round–Sep 15-21–15%
ArkansasYear-round–Sep 8-14–16%
KentuckyYear-round–Sep 15-21–16%
TexasYear-round–Sep 15-21–16%
OklahomaYear-round–Sep 22-30–15%
TennesseeYear-round–Sep 15-21–14%
IndianaYear-round–Sep 15-21–13%
West VirginiaYear-round–Sep 22-30–14%
OhioYear-round–Sep 22-30–10%
KansasYear-round–Sep 22-30–9.8%

Winter visitor in: New York, Minnesota

Summer visitor in: Maine, Massachusetts, Iowa, New Hampshire, Vermont, Illinois, Oregon, Michigan