Best Time to See Snakes in Wyoming

June, July and May is the best time to see snakes in Wyoming. Based on 3,490 verified iNaturalist observations, here is exactly when snakes are most active across the year in Wyoming.

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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.

Western Milksnake photographed in WyomingEastern Yellow-bellied Racer photographed in WyomingPlains Hognose Snake photographed in Wyoming
Photos by iNaturalist observers, used under Creative Commons.
Best months: June, July, MayPeak season right now

3,490 verified observations of snakes in Wyoming, recorded across 10 months of the year on iNaturalist.

When snakes are recorded in Wyoming

Peak month

June

975 records (27.9% of the year)

Quietest month

January

No verified records

MonthObservationsShare
January00%
February00%
March90.3%
April802.3%
Maypeak70020.1%
Junepeak97527.9%
Julypeak72520.8%
August56116.1%
September35710.2%
October802.3%
November20.1%
December10%

Snakes you are most likely to see

SpeciesVerified observations
Western Terrestrial Garter Snake1,205
Gopher Snake619
Greater Short-horned Lizard462
Prairie Rattlesnake357
Common Sagebrush Lizard292
North American Racer140
Plains Hognose Snake89
Northern Rubber Boa43

Sightings of snakes in Wyoming peak in June, when 975 of the year's 3,490 verified observations are logged — about 27.9% of the annual total. Activity stays high through June, July and May.

The quietest stretch is January, February and December, when snakes 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 snakes you are most likely to encounter in Wyoming are Western Terrestrial Garter Snake, Gopher Snake and Greater Short-horned Lizard — 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 snakes in Wyoming

  • Bighorn Canyon National Recreation AreaNational Recreation Area
  • Devils Tower National MonumentNational Monument
  • Fossil Butte National MonumentNational Monument
  • Grand Teton National ParkNational Park
  • Yellowstone National ParkNational Park
  • California National Historic TrailNational Historic Trail
Plan your tripBighorn Canyon National Recreation Area

Plan your snake 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.

Gear to see them

Frequently asked questions

What is the best month to see snakes in Wyoming?+

June is the single best month, and the broader peak window runs through June, July and May, based on 3,490 verified iNaturalist observations.

When are snakes hardest to see in Wyoming?+

January is the quietest month for snakes in Wyoming, with no verified records on iNaturalist.

Are snakes active year-round in Wyoming?+

Snakes are recorded in 10 of 12 months in Wyoming, concentrated around June and July.