
Western Gray Squirrel (Sciurus griseus) is in the Squirrels family (Sciuridae). Across the U.S., iNaturalist users have logged 20,100 research-grade observations of it in our sample, peaking in October.
Seasonal pattern in the national data: year-round resident. Counts also reflect when people are out photographing, so compare months within a state rather than across states.
When to photograph Western Gray Squirrel: observations by month (U.S.)
About Western Gray Squirrel
The western gray squirrel (Sciurus griseus) is an arboreal rodent found along the western coast of the United States and Mexico.From Wikipedia via iNaturalist — article, CC BY-SA.
Western Gray Squirrel by state
| State | Observations | Peak month | Main season |
|---|---|---|---|
| California | 17,857 | October | Sep–Aug |
| Oregon | 1,993 | March | Feb–Jan |
| Nevada | 203 | March | Feb–Jan |
| Washington | 46 | May | Apr–Jul |
Main season = months with at least 30% of the state's peak-month count.
Related mammals (Squirrels)

Eastern Gray Squirrel

Eastern Fox Squirrel
Eastern Chipmunk

California Ground Squirrel

Groundhog

American Red Squirrel
Common Golden-mantled Ground Squirrel

Yellow-bellied Marmot
Photography tips
- Keep a legal and safe distance: 100 yards from bears and wolves and 25 yards from other large animals in national parks.
- Dawn and dusk are peak activity times for most mammals.
- Use your car as a blind on wildlife drives.
FAQ
When is the best time to photograph Western Gray Squirrel?
Nationally, October has the most observations, with the main season from September to August.
Where is Western Gray Squirrel most often seen?
The most observations come from California, Oregon, Nevada.