Based on 1,237 research-grade iNaturalist observations in Maine, Great Spangled Fritillary is most often recorded in July; in Maine it behaves like a summer visitor / breeder. It ranks #3 among butterflies recorded in the state in our data.
Argynnis cybele
Great Spangled Fritillary in Maine 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 Maine in July
Monarch
Dun Skipper
American Lady
Silver-spotted Skipper
Northern Pearly-eye
Common Wood-Nymph
Atlantis Fritillary
Red Admiral
Places to look in Maine
State ParkBaxter State Park
State ParkFort Halifax
State ParkTwo Lights State Park
State ParkQuoddy Head State Park
State ParkFort Point State Park
State ParkPopham Beach State Park
FAQ
When does Great Spangled Fritillary appear in Maine?
Mainly July–August, with the most records in July.
How common is Great Spangled Fritillary in Maine?
It ranks #3 by number of iNaturalist observations among butterflies in Maine (1,237 records in our sample).