
Based on 2,774 research-grade iNaturalist observations in Wisconsin, Dark-eyed Junco is most often recorded in October; in Wisconsin it behaves like a winter visitor. It ranks #19 among birds recorded in the state in our data.
Junco hyemalis
Dark-eyed Junco in Wisconsin 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 Wisconsin in October

Mallard
Sandhill Crane

Yellow-rumped Warbler
Canada Goose

White-throated Sparrow

Wild Turkey

American Robin
Downy Woodpecker
Places to look in Wisconsin
Aztalan State Park
Wyalusing State Park
Chequamegon–Nicolet National Forest
Merrick State Park
Perrot State Park
Lake Kegonsa State Park
FAQ
When does Dark-eyed Junco appear in Wisconsin?
Mainly October–April, with the most records in October.
How common is Dark-eyed Junco in Wisconsin?
It ranks #19 by number of iNaturalist observations among birds in Wisconsin (2,774 records in our sample).