Month by month
What Reptiles and Amphibians Are Out in South Dakota in September
15 reptiles and amphibians are active in South Dakota in September, and 14 are at peak. Peak species include the Painted Turtle, Northern Leopard Frog, Plains Garter Snake, and Woodhouse's Toad.
Counted from iNaturalist research-grade observations recorded inside South Dakota. Seasons shift across the state, so for a closer match, pick your ecoregion.
Species out across South Dakota, by group and month
| Group | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Snakes | 1 | 4 | 8 | 8 | 7 | 7 | 7 | 4 | ||||
| Lizards | 1 | 1 | 1 | 1 | ||||||||
| Turtles | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | ||||
| Frogs and Toads | 1 | 3 | 6 | 6 | 6 | 6 | 5 | 3 | ||||
| Salamanders | 1 | 1 | 1 | 1 | 1 |
Numbers = species active that month (at peak or just starting / winding down).
Keep Herp Calendar free
Hi, I'm Nick. I built Herp Calendar on my own and I keep it free, with no ads. If it has helped you find a herp this season, a small tip goes straight into the hosting and the data work. Only if you can spare it. Either way, I'm glad you're here.
At peak in September 14
Snakes
peak
peak
peak
peak
peak
peakTurtles
peak
peakFrogs and Toads
peak
peak
peak
peak
peakSalamanders
peakShoulder season in September 1
Snakes
shoulderPeak and shoulder ratings are rough guidance, not a schedule. Weather, elevation and the year can shift any species by weeks.
Rare and protected species are left off on purpose. Look, don't take, and never handle a venomous snake.
South Dakota in September
What reptiles and amphibians are out in South Dakota in September?
15 reptiles and amphibians are active in South Dakota in September, and 14 are at peak. Peak species include the Painted Turtle, Northern Leopard Frog, Plains Garter Snake, and Woodhouse's Toad.
Are venomous snakes active in South Dakota in September?
Yes. The Prairie Rattlesnake can be active in September. Watch where you step and don't handle them.