Best Time to See Chipmunks in Wyoming
June, July and August is the best time to see chipmunks in Wyoming. Based on 12,308 verified iNaturalist observations, here is exactly when chipmunks are most active across the year in Wyoming.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
12,308 verified observations of chipmunks in Wyoming, recorded across 12 months of the year on iNaturalist.
When chipmunks are recorded in Wyoming
Peak month
June
3,049 records (24.8% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 47 | 0.4% |
| February | 72 | 0.6% |
| March | 126 | 1% |
| April | 402 | 3.3% |
| May | 1,848 | 15% |
| Junepeak | 3,049 | 24.8% |
| Julypeak | 2,954 | 24% |
| Augustpeak | 2,180 | 17.7% |
| September | 1,215 | 9.9% |
| October | 334 | 2.7% |
| November | 54 | 0.4% |
| December | 27 | 0.2% |
Chipmunks you are most likely to see
| Species | Verified observations |
|---|---|
| Uinta Ground Squirrel | 2,335 |
| Yellow-bellied Marmot | 2,331 |
| Common Golden-mantled Ground Squirrel | 1,530 |
| American Red Squirrel | 1,514 |
| Least Chipmunk | 1,134 |
| Black-tailed Prairie Dog | 631 |
| Yellow-pine Chipmunk | 474 |
| White-tailed Prairie Dog | 413 |
Sightings of chipmunks in Wyoming peak in June, when 3,049 of the year's 12,308 verified observations are logged — about 24.8% of the annual total. Activity stays high through June, July and August.
The quietest stretch is December, when chipmunks are hardest to find — December sees just 27 records. If a reliable sighting matters, plan around the peak window rather than the off-season.
The chipmunks you are most likely to encounter in Wyoming are Uinta Ground Squirrel, Yellow-bellied Marmot and Common Golden-mantled Ground Squirrel — the most-recorded species in the state. Each keeps its own seasonal rhythm, but the month-by-month pattern above reflects every reported sighting together.
Where to go
Best places to see chipmunks in Wyoming
- Bighorn Canyon National Recreation Area — National Recreation Area
- Devils Tower National Monument — National Monument
- Fossil Butte National Monument — National Monument
- Grand Teton National Park — National Park
- Yellowstone National Park — National Park
- California National Historic Trail — National Historic Trail
Tours and experiences nearby
Booking.com
Stay near Bighorn Canyon National Recreation Area
Compare hotels, cabins and lodges close to the best chipmunk viewing in Wyoming.
Frequently asked questions
What is the best month to see chipmunks in Wyoming?+
June is the single best month, and the broader peak window runs through June, July and August, based on 12,308 verified iNaturalist observations.
When are chipmunks hardest to see in Wyoming?+
December is the quietest month for chipmunks in Wyoming, with only 27 verified records.
Are chipmunks active year-round in Wyoming?+
Chipmunks are recorded in 12 of 12 months in Wyoming, so they can be seen year-round, with a clear peak in June.
More wildlife in Wyoming