Based on 3,555 research-grade iNaturalist observations in Oklahoma, Canada Goose is most often recorded in April; in Oklahoma it behaves like a seasonal. It ranks #1 among birds recorded in the state in our data.
Branta canadensis
Canada Goose in Oklahoma 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 Oklahoma in April

Northern Cardinal

American Robin

Mallard

Scissor-tailed Flycatcher
Red-winged Blackbird

Mourning Dove

House Sparrow

Blue-winged Teal
Places to look in Oklahoma
State ParkAlabaster Caverns State Park
Robbers Cave State Park
Natural Falls State Park
Ozark–St. Francis National Forest
Wichita Mountains Wildlife Refuge
Boiling Springs State Park
FAQ
When does Canada Goose appear in Oklahoma?
Mainly February–May, with the most records in April.
How common is Canada Goose in Oklahoma?
It ranks #1 by number of iNaturalist observations among birds in Oklahoma (3,555 records in our sample).