Otters in Wyoming in August

Yes, August is one of the best months to see otters in Wyoming. It is the 2nd busiest month of the year, with 32 of the 191 sightings logged across the year (16.8%), 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.

North American River Otter photographed in WyomingNorth American River Otter photographed in WyomingNorth American River Otter photographed in Wyoming
Photos by iNaturalist observers, used under Creative Commons.

Peak month for otters in Wyoming

16.8%

of yearly sightings

32

records in August

#2

busiest month of 12

191

verified records a year

July 13.1%, August 16.8%, September 19.4%. Busiest month is September at 19.4%.

Best months: September, August, JulyPeak season right now

191 verified observations of otters in Wyoming, recorded across 12 months of the year on iNaturalist.

When otters are recorded in Wyoming

Peak month

September

37 records (19.4% of the year)

Quietest month

November

1 records

MonthObservationsShare
January126.3%
February84.2%
March52.6%
April42.1%
May2211.5%
June2010.5%
Julypeak2513.1%
Augustpeak3216.8%
Septemberpeak3719.4%
October178.9%
November10.5%
December84.2%

Otters you are most likely to see

SpeciesVerified observations
North American River Otter191

In Wyoming, August carries 16.8% of the year's otters sightings, about 8.5 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 rising from July (13.1%) into August, and it heads toward September (19.4%) after. This is right inside the peak window, so August is one of the surest months to plan a trip around.

The otters most often recorded in Wyoming are North American River Otter. 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 otters you are most likely to see

  • North American River Otter191 records
Plan your tripBighorn Canyon National Recreation Area

Plan your otter trip in Wyoming

Start with live tours near Bighorn Canyon National Recreation Area, then compare a nearby stay and a broader wildlife backup before you lock in the trip.

Frequently asked questions

Can you see otters in Wyoming in August?+

Yes. August accounts for 32 of the 191 verified otters sightings logged in Wyoming across the year, which is 16.8% of the annual total.

Is August a good time to see otters in Wyoming?+

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

What month is best for otters in Wyoming?+

September is the single busiest month, with the broader peak running through September, August and July, based on 191 verified observations.

Which otters are you most likely to see in Wyoming?+

The most-recorded species in Wyoming are North American River Otter, based on all-time iNaturalist counts.