Frost dates in Grundy County, Missouri
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The average last spring frost in Grundy County falls Apr 16 to Apr 20 and the average first fall frost Oct 16 to Oct 20, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6a. Places: Galt, Laredo, Spickard, Trenton. 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 |
|---|---|---|---|---|
| 64641 | Galt | Apr 16 | Oct 20 | 6a |
| 64652 | Laredo | Apr 16 | Oct 20 | 6a |
| 64679 | Spickard | Apr 20 | Oct 16 | 6a |
| 64683 | Trenton | Apr 16 | Oct 20 | 6a |
Nearby counties
Sullivan County Mercer County Livingston County Daviess County Linn County Harrison County
All Missouri counties · Download Missouri frost dates (CSV)
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