Frost dates in Woodbury County, Iowa
The average last spring frost in Woodbury County falls Apr 29 to May 3 and the average first fall frost Oct 1 to Oct 9, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 5a. Places: Anthon, Bronson, Climbing Hill, Correctionville, Danbury, Hornick. 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 |
|---|---|---|---|---|
| 51004 | Anthon | May 3 | Oct 1 | 5a |
| 51007 | Bronson | Apr 29 | Oct 7 | 5a |
| 51015 | Climbing Hill | Apr 29 | Oct 5 | 5a |
| 51016 | Correctionville | Apr 30 | Oct 9 | 5a |
| 51019 | Danbury | May 3 | Oct 1 | 5a |
| 51026 | Hornick | May 1 | Oct 3 | 5a |
| 51030 | Lawton | Apr 29 | Oct 7 | 5a |
| 51039 | Moville | Apr 29 | Oct 7 | 5a |
| 51044 | Oto | May 3 | Oct 1 | 5a |
| 51048 | Pierson | Apr 30 | Oct 9 | 5a |
| 51052 | Salix | Apr 29 | Oct 5 | 5a |
| 51054 | Sergeant Bluff | Apr 29 | Oct 5 | 5a |
| 51055 | Sloan | May 1 | Oct 6 | 5a |
| 51056 | Smithland | May 3 | Oct 1 | 5a |
| 51101 | Sioux City | Apr 29 | Oct 7 | 5a |
| 51103 | Sioux City | Apr 29 | Oct 7 | 5a |
| 51104 | Sioux City | Apr 29 | Oct 7 | 5a |
| 51105 | Sioux City | Apr 29 | Oct 7 | 5a |
| 51106 | Sioux City | Apr 29 | Oct 7 | 5a |
| 51111 | Sioux City | Apr 29 | Oct 7 | 5a |
Nearby counties
Plymouth County Monona County Ida County Cherokee County Sioux County Crawford County
All Iowa counties · Download Iowa frost dates (CSV)
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