Frost dates in Jackson County, South Dakota
The average last spring frost in Jackson County falls May 5 to May 9 and the average first fall frost Oct 1 to Oct 7, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 5a. Places: Interior, Kadoka, Wanblee. 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 |
|---|---|---|---|---|
| 57543 | Kadoka | May 9 | Oct 1 | 5a |
| 57547 | May 9 | Oct 1 | 5a | |
| 57577 | Wanblee | May 9 | Oct 1 | 5a |
| 57750 | Interior | May 5 | Oct 7 | 5a |
Nearby counties
Bennett County Mellette County Todd County Haakon County Oglala Lakota County Jones County
All South Dakota counties · Download South Dakota frost dates (CSV)
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