Frost dates in Washington County, Illinois
The average last spring frost in Washington County falls Apr 7 to Apr 9 and the average first fall frost Oct 24 to Oct 26, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6b. Places: Addieville, Ashley, Du Bois, Hoyleton, Irvington, Nashville. 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 |
|---|---|---|---|---|
| 62214 | Addieville | Apr 7 | Oct 26 | 6b |
| 62263 | Nashville | Apr 7 | Oct 26 | 6b |
| 62268 | Oakdale | Apr 7 | Oct 26 | 6b |
| 62271 | Okawville | Apr 7 | Oct 26 | 6b |
| 62803 | Hoyleton | Apr 7 | Oct 26 | 6b |
| 62808 | Ashley | Apr 7 | Oct 26 | 6b |
| 62831 | Du Bois | Apr 7 | Oct 26 | 6b |
| 62848 | Irvington | Apr 9 | Oct 24 | 6b |
| 62876 | Radom | Apr 7 | Oct 26 | 6b |
| 62877 | Richview | Apr 7 | Oct 26 | 6b |
Nearby counties
Clinton County Perry County Jefferson County Marion County Franklin County Randolph County
All Illinois counties · Download Illinois frost dates (CSV)
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