Frost dates in Madison County, Illinois
The average last spring frost in Madison County falls Apr 1 to Apr 13 and the average first fall frost Oct 20 to Nov 5, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6b to 7a. Places: Alhambra, Alton, Bethalto, Collinsville, East Alton, Edwardsville. 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 |
|---|---|---|---|---|
| 62001 | Alhambra | Apr 4 | Nov 5 | 6b |
| 62002 | Alton | Apr 4 | Nov 5 | 7a |
| 62010 | Bethalto | Apr 4 | Nov 5 | 6b |
| 62018 | East Alton | Apr 4 | Nov 5 | 7a |
| 62021 | Prairietown | Apr 4 | Nov 5 | 6b |
| 62024 | East Alton | Apr 4 | Nov 5 | 7a |
| 62025 | Edwardsville | Apr 4 | Nov 5 | 7a |
| 62026 | Edwardsville | Apr 4 | Nov 5 | 7a |
| 62034 | Glen Carbon | Apr 4 | Nov 5 | 7a |
| 62035 | Godfrey | Apr 4 | Nov 5 | 6b |
| 62040 | Granite City | Apr 8 | Oct 26 | 7a |
| 62046 | Hamel | Apr 4 | Nov 5 | 6b |
| 62048 | Madison | Apr 4 | Nov 5 | 7a |
| 62058 | Livingston | Apr 13 | Oct 24 | 6b |
| 62060 | Madison | Apr 8 | Oct 26 | 7a |
| 62061 | Marine | Apr 12 | Oct 20 | 6b |
| 62062 | Maryville | Apr 4 | Nov 5 | 7a |
| 62067 | Moro | Apr 4 | Nov 5 | 6b |
| 62074 | New Douglas | Apr 13 | Oct 24 | 6b |
| 62084 | Roxana | Apr 4 | Nov 5 | 7a |
| 62087 | South Roxana | Apr 4 | Nov 5 | 7a |
| 62090 | Venice | Apr 1 | Nov 4 | 7a |
| 62095 | Wood River | Apr 4 | Nov 5 | 7a |
| 62097 | Worden | Apr 4 | Nov 5 | 6b |
| 62234 | Collinsville | Apr 8 | Oct 26 | 7a |
| 62249 | Highland | Apr 6 | Oct 29 | 6b |
| 62281 | St. Jacob | Apr 12 | Oct 20 | 7a |
| 62294 | Troy | Apr 12 | Oct 20 | 7a |
Nearby counties
St. Clair County Jersey County Macoupin County Bond County Clinton County Montgomery County
All Illinois counties · Download Illinois frost dates (CSV)
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