Based on 1,921 research-grade iNaturalist observations in Pennsylvania, Eastern Kingbird is most often recorded in May; in Pennsylvania it behaves like a summer visitor / breeder. It ranks #56 among birds recorded in the state in our data.
Tyrannus tyrannus
Eastern Kingbird in Pennsylvania by month
Bars show research-grade observations per month. They mix true seasonality with how often people are outdoors, so treat small numbers with caution.
Also seen in Pennsylvania in May

American Robin
Gray Catbird
Red-winged Blackbird

Northern Cardinal
Canada Goose

Baltimore Oriole

House Sparrow

Blue Jay
Places to look in Pennsylvania
Allegheny National Forest
Presque Isle State Park
Jenkins Arboretum
Cherry Springs State Park
Colton Point State Park
Leonard Harrison State Park
FAQ
When does Eastern Kingbird appear in Pennsylvania?
Mainly May–August, with the most records in May.
How common is Eastern Kingbird in Pennsylvania?
It ranks #56 by number of iNaturalist observations among birds in Pennsylvania (1,921 records in our sample).