Frost dates in Lucas County, Iowa

The average last spring frost in Lucas County falls May 5 and the average first fall frost Oct 5, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 5b. Places: Chariton, Derby, Lucas, Russell, Williamson. 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 |
|---|---|---|---|---|
| 50049 | Chariton | May 5 | Oct 5 | 5b |
| 50068 | Derby | May 5 | Oct 5 | 5b |
| 50151 | Lucas | May 5 | Oct 5 | 5b |
| 50238 | Russell | May 5 | Oct 5 | 5b |
| 50272 | Williamson | May 5 | Oct 5 | 5b |
Nearby counties
Wayne County Monroe County Clarke County Marion County Warren County Appanoose County
All Iowa counties · Download Iowa frost dates (CSV)
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