Snakes in Oklahoma in September

Yes, September is a good month to see snakes in Oklahoma. It is the 4th busiest month of the year, with 2,762 of the 27,810 sightings logged across the year (9.9%), 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 July 2, 2026.

Roundtail Horned Lizard photographed in OklahomaNorthern Diamondback Watersnake photographed in OklahomaNorthern Cottonmouth photographed in Oklahoma
Photos by iNaturalist observers, used under Creative Commons.

Good month for snakes in Oklahoma

9.9%

of yearly sightings

2,762

records in September

#4

busiest month of 12

27,810

verified records a year

August 7.1%, September 9.9%, October 7.4%. Busiest month is April at 22.6%.

Best months: April, May, June

27,810 verified observations of snakes in Oklahoma, recorded across 12 months of the year on iNaturalist.

When snakes are recorded in Oklahoma

Peak month

April

6,276 records (22.6% of the year)

Quietest month

January

88 records

MonthObservationsShare
January880.3%
February1400.5%
March1,6996.1%
Aprilpeak6,27622.6%
Maypeak5,75220.7%
Junepeak4,01814.4%
July2,2548.1%
August1,9677.1%
September2,7629.9%
October2,0687.4%
November6722.4%
December1140.4%

Snakes you are most likely to see

SpeciesVerified observations
Western Ratsnake2,022
Eastern Collared Lizard1,996
Plain-bellied Watersnake1,844
Prairie Lizard1,612
DeKay's Brownsnake1,321
Ring-necked Snake1,094
Mediterranean House Gecko1,027
Western Ribbon Snake999

In Oklahoma, September carries 9.9% of the year's snakes sightings, about 1.6 points above an even month-to-month split. That makes it the 4th busiest of the twelve months, out of 12 months with recorded activity.

Activity is rising from August (7.1%) into September, and it heads toward October (7.4%) after. The busiest month is April (22.6%), so if timing is flexible, that window is the safer bet.

The snakes most often recorded in Oklahoma are Western Ratsnake, Eastern Collared Lizard and Plain-bellied Watersnake. Those counts are annual totals rather than a September split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in September itself.

Which snakes you are most likely to see

  • Western Ratsnake2,022 records
  • Eastern Collared Lizard1,996 records
  • Plain-bellied Watersnake1,844 records
  • Prairie Lizard1,612 records
  • DeKay's Brownsnake1,321 records
  • Ring-necked Snake1,094 records
Plan your tripChickasaw National Recreation Area

Plan your snake trip in Oklahoma

Start with live tours near Chickasaw 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

Can you see snakes in Oklahoma in September?+

Yes. September accounts for 2,762 of the 27,810 verified snakes sightings logged in Oklahoma across the year, which is 9.9% of the annual total.

Is September a good time to see snakes in Oklahoma?+

September is the 4th busiest month. It is workable, though April and May is the stronger window for a reliable sighting.

What month is best for snakes in Oklahoma?+

April is the single busiest month, with the broader peak running through April, May and June, based on 27,810 verified observations.

Which snakes are you most likely to see in Oklahoma?+

The most-recorded species in Oklahoma are Western Ratsnake, Eastern Collared Lizard and Plain-bellied Watersnake, based on all-time iNaturalist counts.