WhenToBird

Passerculus sandwichensis · Passerellidae

Savannah Sparrow: When and Where to See It

Adult Savannah Sparrow
Photo: Irene, CC0 1.0 via iNaturalist

The Savannah Sparrow reaches Arizona first, around late August, and Florida last, around mid October.

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: 3.4% of 1114036 checklistsJan 8-14: 3.6% of 824708 checklistsJan 15-21: 3.6% of 825978 checklistsJan 22-31: 3.5% of 1105853 checklistsFeb 1-7: 3.3% of 779772 checklistsFeb 8-14: 2.8% of 864504 checklistsFeb 15-21: 2.4% of 1127933 checklistsFeb 22-28: 2.9% of 840124 checklistsMar 1-7: 2.7% of 839610 checklistsMar 8-14: 2.6% of 870138 checklistsMar 15-21: 2.7% of 898456 checklistsMar 22-31: 2.9% of 1335637 checklistsApr 1-7: 3.3% of 1030617 checklistsApr 8-14: 4.0% of 1124024 checklistsApr 15-21: 4.9% of 1194575 checklistsApr 22-30: 5.2% of 1675723 checklistsMay 1-7: 4.9% of 1449080 checklistsMay 8-14: 4.3% of 1538353 checklistsMay 15-21: 3.9% of 1219898 checklistsMay 22-31: 3.4% of 1452282 checklistsJun 1-7: 3.4% of 900636 checklistsJun 8-14: 3.5% of 829907 checklistsJun 15-21: 3.6% of 773255 checklistsJun 22-30: 3.5% of 916255 checklistsJul 1-7: 3.2% of 717733 checklistsJul 8-14: 3.0% of 658223 checklistsJul 15-21: 2.6% of 638752 checklistsJul 22-31: 2.1% of 895727 checklistsAug 1-7: 1.8% of 655651 checklistsAug 8-14: 1.8% of 650038 checklistsAug 15-21: 1.9% of 654639 checklistsAug 22-31: 2.2% of 974928 checklistsSep 1-7: 2.8% of 765914 checklistsSep 8-14: 3.5% of 738674 checklistsSep 15-21: 4.3% of 750433 checklistsSep 22-30: 5.4% of 944196 checklistsOct 1-7: 6.2% of 760106 checklistsOct 8-14: 6.3% of 793131 checklistsOct 15-21: 6.6% of 728727 checklistsOct 22-31: 6.1% of 959954 checklistsNov 1-7: 5.1% of 709464 checklistsNov 8-14: 4.5% of 693424 checklistsNov 15-21: 4.2% of 653952 checklistsNov 22-30: 3.9% of 871137 checklistsDec 1-7: 3.8% of 627591 checklistsDec 8-14: 3.6% of 642427 checklistsDec 15-21: 3.8% of 775638 checklistsDec 22-31: 3.6% 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 %
WashingtonSummer visitorMar 15-21Apr 22-30Oct 15-2117%
OregonSummer visitorMar 15-21Apr 22-30Oct 22-3111%
UtahSummer visitorMar 15-21Apr 15-21Oct 1-73.0%
IdahoSummer visitorMar 22-31Sep 8-14Oct 8-149.3%
IllinoisSummer visitorMar 22-31May 1-7Nov 1-77.7%
MichiganSummer visitorApr 8-14May 22-31Oct 8-147.3%
VermontSummer visitorApr 8-14May 8-14Oct 15-216.5%
WisconsinSummer visitorApr 8-14Jun 15-21Oct 15-217.2%
ColoradoSummer visitorApr 8-14Sep 8-14Oct 1-73.4%
AlaskaSummer visitorApr 15-21Jun 22-30Sep 15-2120%
North DakotaSummer visitorApr 15-21Jun 15-21Oct 8-1416%
MontanaSummer visitorApr 15-21May 15-21Sep 22-3014%
WyomingSummer visitorApr 15-21Jul 1-7Sep 15-216.7%
NevadaSummer visitorJul 8-14Sep 15-21May 1-713%
ArizonaSummer visitorAug 22-31Sep 22-30Apr 1-76.4%
New MexicoSummer visitorAug 22-31Sep 15-21Apr 22-303.8%
OklahomaSummer visitorSep 22-30Apr 15-21May 8-149.8%
LouisianaWinter visitorOct 1-7Dec 22-31Apr 8-1416%
ArkansasWinter visitorOct 1-7Nov 1-7May 8-149.6%
North CarolinaWinter visitorOct 1-7Oct 22-31Apr 22-306.7%
TennesseeWinter visitorOct 1-7Nov 1-7May 8-147.4%
AlabamaWinter visitorOct 8-14Nov 8-14Apr 22-308.0%
MississippiWinter visitorOct 8-14Dec 8-14Apr 22-308.7%
GeorgiaWinter visitorOct 8-14Nov 8-14Apr 22-305.9%
South CarolinaWinter visitorOct 8-14Nov 15-21Apr 22-306.7%
FloridaWinter visitorOct 15-21Nov 15-21Apr 1-75.8%
MassachusettsWinter visitorApr 1-7Oct 8-14Nov 22-3015%
New HampshireWinter visitorApr 1-7Oct 8-14Nov 8-1413%
MaineWinter visitorApr 1-7Oct 1-7Nov 1-712%
New YorkWinter visitorApr 1-7Oct 8-14Nov 8-148.1%
MinnesotaWinter visitorApr 15-21Oct 1-7Oct 22-315.9%
Rhode IslandWinter visitorAug 22-31Oct 8-14Jan 22-3120%
South DakotaWinter visitorAug 22-31Oct 1-7Oct 22-316.6%
ConnecticutWinter visitorSep 1-7Oct 8-14Feb 8-1419%
CaliforniaAll year, most in fallSep 1-7Oct 22-31Feb 1-711%
NebraskaWinter visitorSep 1-7Oct 8-14Nov 1-711%
West VirginiaWinter visitorSep 1-7Oct 8-14Nov 15-213.2%
New JerseyWinter visitorSep 8-14Oct 15-21May 15-2115%
PennsylvaniaWinter visitorSep 8-14Oct 8-14Jan 8-145.5%
OhioWinter visitorSep 8-14Oct 8-14Nov 1-74.1%
DelawareWinter visitorSep 15-21Oct 15-21May 1-710%
KansasWinter visitorSep 15-21Oct 15-21May 8-1410%
IowaWinter visitorSep 15-21Oct 8-14Nov 8-148.1%
MarylandWinter visitorSep 15-21Oct 15-21May 8-146.9%
IndianaWinter visitorSep 15-21Oct 15-21Dec 15-213.7%
TexasWinter visitorSep 22-30Dec 22-31Apr 22-3012%
District of ColumbiaWinter visitorSep 22-30Oct 15-21Dec 1-78.4%
MissouriWinter visitorSep 22-30Oct 22-31May 15-216.6%
KentuckyWinter visitorSep 22-30Oct 22-31May 15-213.4%
VirginiaWinter visitorSep 22-30Oct 22-31May 1-74.8%

Winter visitor in: Massachusetts, New Hampshire, Maine, New York, Minnesota

Summer visitor in: Washington, Oregon, Utah, Illinois, Michigan, Vermont, Wisconsin, Alaska, North Dakota, Montana, Wyoming, Oklahoma, Idaho, Colorado, Nevada