Frost dates in Bennett County, South Dakota
The average last spring frost in Bennett County falls May 11 to May 13 and the average first fall frost Oct 1 to Oct 2, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 5a. Places: Allen, Martin. 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 |
|---|---|---|---|---|
| 57551 | Martin | May 13 | Oct 2 | 5a |
| 57574 | May 11 | Oct 1 | 5a | |
| 57714 | Allen | May 13 | Oct 2 | 5a |
Nearby counties
Jackson County Todd County Oglala Lakota County Mellette County Jones County Haakon County
All South Dakota counties · Download South Dakota frost dates (CSV)
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