Butterfly flight seasons in Arizona from 123,992 research-grade iNaturalist observations. September has the most activity.
By month
Arizona butterfly calendar (top 40)
Fewer More observations (relative to each row's peak month)
Activity by month (all species)
Most-photographed butterflies in Arizona
Queen
American Snout
Pipevine Swallowtail
Marine Blue
Painted Lady
Empress Leilia
Sleepy Orange
Gray Hairstreak
Ceraunus Blue
Dainty Sulphur
Bordered Patch
Arizona Sister
Texan Crescent
Echo Azure
Western Pygmy-Blue
Monarch
