Frost dates in McCook County, South Dakota
The average last spring frost in McCook County falls Apr 30 to May 8 and the average first fall frost Sep 29 to Oct 7, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 5a. Places: Bridgewater, Canistota, Monroe, Orland Colony, Salem, Spencer. 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 |
|---|---|---|---|---|
| 57012 | Canistota | May 7 | Sep 29 | 5a |
| 57047 | Monroe | Apr 30 | Oct 7 | 5a |
| 57048 | Orland Colony | May 3 | Oct 4 | 5a |
| 57058 | Salem | May 7 | Sep 29 | 5a |
| 57319 | Bridgewater | Apr 30 | Oct 7 | 5a |
| 57374 | Spencer | May 8 | Sep 29 | 5a |
Nearby counties
Hanson County Turner County Miner County Lake County Minnehaha County Hutchinson County
All South Dakota counties · Download South Dakota frost dates (CSV)
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