Based on 1,275 research-grade iNaturalist observations in New Hampshire, Eastern Bluebird is most often recorded in April; in New Hampshire it behaves like a year-round resident. It ranks #10 among birds recorded in the state in our data.
Sialia sialis
Eastern Bluebird in New Hampshire 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 New Hampshire in April

Black-capped Chickadee

American Robin

Wild Turkey

Mallard

American Goldfinch

Dark-eyed Junco
Eastern Phoebe
Canada Goose
Places to look in New Hampshire
White Mountain National Forest
Franconia Notch State Park
Odiorne Point State Park
Mount Washington State Park
State ParkRhododendron State Park
Pawtuckaway State Park
FAQ
When does Eastern Bluebird appear in New Hampshire?
Mainly December–August, with the most records in April.
How common is Eastern Bluebird in New Hampshire?
It ranks #10 by number of iNaturalist observations among birds in New Hampshire (1,275 records in our sample).