Frost dates in Franklin County, Iowa
The average last spring frost in Franklin County falls Apr 28 to Apr 29 and the average first fall frost Oct 9 to Oct 10, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 5a. Places: Ackley, Alexander, Aredale, Bradford, Chapin, Coulter. 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 |
|---|---|---|---|---|
| 50041 | Bradford | Apr 28 | Oct 10 | 5a |
| 50227 | Popejoy | Apr 28 | Oct 10 | 5a |
| 50420 | Alexander | Apr 29 | Oct 9 | 5a |
| 50427 | Chapin | Apr 29 | Oct 9 | 5a |
| 50431 | Coulter | Apr 29 | Oct 9 | 5a |
| 50441 | Hampton | Apr 29 | Oct 9 | 5a |
| 50452 | Latimer | Apr 29 | Oct 9 | 5a |
| 50475 | Sheffield | Apr 29 | Oct 9 | 5a |
| 50601 | Ackley | Apr 28 | Oct 10 | 5a |
| 50605 | Aredale | Apr 29 | Oct 9 | 5a |
| 50633 | Geneva | Apr 29 | Oct 9 | 5a |
Nearby counties
Butler County Wright County Cerro Gordo County Hardin County Hancock County Floyd County
All Iowa counties · Download Iowa frost dates (CSV)
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