Frost dates in Lake County, South Dakota
The average last spring frost in Lake County falls May 2 to May 6 and the average first fall frost Sep 30 to Oct 5, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 4b. Places: Chester, Lake Madison, Madison, Nunda, Ramona, Winfred. 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 |
|---|---|---|---|---|
| 57016 | Chester | May 2 | Oct 5 | 4b |
| 57042 | Madison | May 5 | Sep 30 | 4b |
| 57050 | Nunda | May 2 | Oct 5 | 4b |
| 57054 | Ramona | May 6 | Oct 3 | 4b |
| 57057 | May 2 | Oct 5 | 4b | |
| 57075 | Lake Madison | May 2 | Oct 5 | 4b |
| 57076 | Winfred | May 6 | Oct 3 | 4b |
Nearby counties
Moody County Brookings County Miner County Kingsbury County McCook County Minnehaha County
All South Dakota counties · Download South Dakota frost dates (CSV)
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