Bighorn Sheep in Colorado in August
Yes, August is one of the best months to see bighorn sheep in Colorado. It is the 3rd busiest month of the year, with 571 of the 4,311 sightings logged across the year (13.2%), based on verified iNaturalist records.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
Peak month for bighorn sheep in Colorado
13.2%
of yearly sightings
571
records in August
#3
busiest month of 12
4,311
verified records a year
July 16.2%, August 13.2%, September 8.9%. Busiest month is July at 16.2%.
4,311 verified observations of bighorn sheep in Colorado, recorded across 12 months of the year on iNaturalist.
When bighorn sheep are recorded in Colorado
Peak month
July
699 records (16.2% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 129 | 3% |
| February | 151 | 3.5% |
| March | 263 | 6.1% |
| April | 375 | 8.7% |
| May | 425 | 9.9% |
| Junepeak | 607 | 14.1% |
| Julypeak | 699 | 16.2% |
| Augustpeak | 571 | 13.2% |
| September | 385 | 8.9% |
| October | 311 | 7.2% |
| November | 241 | 5.6% |
| December | 154 | 3.6% |
Bighorn Sheep you are most likely to see
| Species | Verified observations |
|---|---|
| Bighorn Sheep | 4,311 |
In Colorado, August carries 13.2% of the year's bighorn sheep sightings, about 4.9 points above an even month-to-month split. That makes it the 3rd busiest of the twelve months, out of 12 months with recorded activity.
Activity is easing off from July (16.2%) into August, and it heads toward September (8.9%) after. This is right inside the peak window, so August is one of the surest months to plan a trip around.
The bighorn sheep most often recorded in Colorado are Bighorn Sheep. Those counts are annual totals rather than a August split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in August itself.
Which bighorn sheep you are most likely to see
- Bighorn Sheep4,311 records
Plan your bighorn sheep trip in Colorado
Start with live tours near Bent's Old Fort National Historic Site, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
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Frequently asked questions
Can you see bighorn sheep in Colorado in August?+
Yes. August accounts for 571 of the 4,311 verified bighorn sheep sightings logged in Colorado across the year, which is 13.2% of the annual total.
Is August a good time to see bighorn sheep in Colorado?+
August is one of the best months. It ranks 3rd of the year and sits inside the peak window of July, June and August.
What month is best for bighorn sheep in Colorado?+
July is the single busiest month, with the broader peak running through July, June and August, based on 4,311 verified observations.
Which bighorn sheep are you most likely to see in Colorado?+
The most-recorded species in Colorado are Bighorn Sheep, based on all-time iNaturalist counts.
See bighorn sheep in Colorado in other months
More wildlife in Colorado