Frost dates in Perkins County, South Dakota
The average last spring frost in Perkins County falls May 6 to May 30 and the average first fall frost Sep 11 to Oct 5, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 4b. Places: Bison, Faith, Lemmon, Prairie City. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 57620 | Bison | May 10 | Oct 1 | 4b |
| 57626 | Faith | May 6 | Oct 5 | 4b |
| 57638 | Lemmon | May 10 | Sep 30 | 4b |
| 57640 | May 30 | Sep 11 | 4b | |
| 57644 | May 11 | Sep 30 | 4b | |
| 57649 | Prairie City | May 30 | Sep 11 | 4b |
Nearby counties
Harding County Ziebach County Corson County Butte County Dewey County Meade County
All South Dakota counties · Download South Dakota frost dates (CSV)
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