Best Time to See Grizzly Bears in Wyoming
May, June and July is the best time to see grizzly bears in Wyoming. Based on 2,448 verified iNaturalist observations, here is exactly when grizzly bears 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 July 10, 2026.
2,448 verified observations of grizzly bears in Wyoming, recorded across 11 months of the year on iNaturalist.
When grizzly bears are recorded in Wyoming
Peak month
May
701 records (28.6% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 0 | 0% |
| February | 2 | 0.1% |
| March | 8 | 0.3% |
| April | 47 | 1.9% |
| Maypeak | 701 | 28.6% |
| Junepeak | 621 | 25.4% |
| Julypeak | 369 | 15.1% |
| August | 259 | 10.6% |
| September | 281 | 11.5% |
| October | 143 | 5.8% |
| November | 14 | 0.6% |
| December | 3 | 0.1% |
Grizzly Bears you are most likely to see
| Species | Verified observations |
|---|---|
| Brown Bear | 2,448 |
Weather to expect, source Open-Meteo
Typical weather in Wyoming
Recent typical conditions by month, so you can plan a trip around both when grizzly bears are active and what the weather is doing. The best months to look for grizzly bears sit around 40 to 84 degrees Fahrenheit, so pack for that.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 27°F | 15°F | 0.9" |
| Feb | 25°F | 9°F | 0.7" |
| Mar | 35°F | 19°F | 1.6" |
| Apr | 45°F | 26°F | 1.9" |
| Maybest time | 60°F | 40°F | 2.3" |
| Junbest time | 74°F | 52°F | 1.7" |
| Julbest time | 84°F | 60°F | 0.3" |
| Aug | 82°F | 58°F | 0.9" |
| Sep | 72°F | 50°F | 0.8" |
| Oct | 51°F | 33°F | 1.9" |
| Nov | 40°F | 24°F | 0.7" |
| Dec | 30°F | 17°F | 0.5" |
Typical recent conditions (5-year means) from the Open-Meteo archive, averaged for Wyoming. Weather varies year to year, so treat these as a guide.
More on grizzly bears in Wyoming:
Sightings of grizzly bears in Wyoming peak in May, when 701 of the year's 2,448 verified observations are logged — about 28.6% of the annual total. Activity stays high through May, June and July.
The quietest stretch is January, when grizzly bears are hardest to find — no verified records exist for January. If a reliable sighting matters, plan around the peak window rather than the off-season.
The grizzly bears you are most likely to encounter in Wyoming are Brown Bear — 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 grizzly bears 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
Go see them · Wyoming
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Frequently asked questions
What is the best month to see grizzly bears in Wyoming?+
May is the single best month, and the broader peak window runs through May, June and July, based on 2,448 verified iNaturalist observations.
When are grizzly bears hardest to see in Wyoming?+
January is the quietest month for grizzly bears in Wyoming, with no verified records on iNaturalist.
Are grizzly bears active year-round in Wyoming?+
Grizzly bears are recorded in 11 of 12 months in Wyoming, so they can be seen year-round, with a clear peak in May.
More places to see grizzly bears
More wildlife in Wyoming