Based on 2,372 research-grade iNaturalist observations in Arizona, Western Pygmy-Blue is most often recorded in October; in Arizona it behaves like a seasonal. It ranks #15 among butterflies recorded in the state in our data.
Brephidium exilis
Western Pygmy-Blue in Arizona 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 Arizona in October
Places to look in Arizona
Botanical GardenDesert Botanical Garden
National ForestCoronado National Forest
State ParkBoyce Thompson Arboretum
National ForestTonto National Forest
State ParkYuma Territorial Prison
National ForestApache–Sitgreaves National Forests
FAQ
When does Western Pygmy-Blue appear in Arizona?
Mainly August–December, with the most records in October.
How common is Western Pygmy-Blue in Arizona?
It ranks #15 by number of iNaturalist observations among butterflies in Arizona (2,372 records in our sample).