Bighorn Sheep in Montana in August

Yes, August is one of the best months to see bighorn sheep in Montana. It is the 2nd busiest month of the year, with 490 of the 2,008 sightings logged across the year (24.4%), based on verified iNaturalist records.

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By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.

Rocky Mountain Bighorn Sheep photographed in MontanaRocky Mountain Bighorn Sheep photographed in MontanaBighorn Sheep photographed in Montana
Photos by iNaturalist observers, used under Creative Commons.

Peak month for bighorn sheep in Montana

24.4%

of yearly sightings

490

records in August

#2

busiest month of 12

2,008

verified records a year

July 30.4%, August 24.4%, September 10.3%. Busiest month is July at 30.4%.

Best months: July, August, JunePeak season right now

2,008 verified observations of bighorn sheep in Montana, recorded across 12 months of the year on iNaturalist.

When bighorn sheep are recorded in Montana

Peak month

July

610 records (30.4% of the year)

Quietest month

February

30 records

MonthObservationsShare
January442.2%
February301.5%
March482.4%
April532.6%
May1195.9%
Junepeak27413.6%
Julypeak61030.4%
Augustpeak49024.4%
September20710.3%
October492.4%
November452.2%
December391.9%

Bighorn Sheep you are most likely to see

SpeciesVerified observations
Bighorn Sheep2,008

In Montana, August carries 24.4% of the year's bighorn sheep sightings, about 16.1 points above an even month-to-month split. That makes it the 2nd busiest of the twelve months, out of 12 months with recorded activity.

Activity is easing off from July (30.4%) into August, and it heads toward September (10.3%) 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 Montana 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 Sheep2,008 records
Plan your tripBig Hole National Battlefield

Plan your bighorn sheep trip in Montana

Start with live tours near Big Hole National Battlefield, then compare a nearby stay and a broader wildlife backup before you lock in the trip.

Frequently asked questions

Can you see bighorn sheep in Montana in August?+

Yes. August accounts for 490 of the 2,008 verified bighorn sheep sightings logged in Montana across the year, which is 24.4% of the annual total.

Is August a good time to see bighorn sheep in Montana?+

August is one of the best months. It ranks 2nd of the year and sits inside the peak window of July, August and June.

What month is best for bighorn sheep in Montana?+

July is the single busiest month, with the broader peak running through July, August and June, based on 2,008 verified observations.

Which bighorn sheep are you most likely to see in Montana?+

The most-recorded species in Montana are Bighorn Sheep, based on all-time iNaturalist counts.