Frost dates in Jersey County, Illinois
The average last spring frost in Jersey County falls Apr 5 to Apr 14 and the average first fall frost Oct 19 to Oct 27, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6b. Places: Brighton, Elsah, Fidelity, Fieldon, Grafton, Jerseyville. 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 |
|---|---|---|---|---|
| 62012 | Brighton | Apr 14 | Oct 19 | 6b |
| 62022 | Apr 14 | Oct 19 | 6b | |
| 62028 | Elsah | Apr 5 | Oct 27 | 6b |
| 62030 | Fidelity | Apr 14 | Oct 19 | 6b |
| 62031 | Fieldon | Apr 14 | Oct 19 | 6b |
| 62037 | Grafton | Apr 5 | Oct 27 | 6b |
| 62052 | Jerseyville | Apr 14 | Oct 19 | 6b |
| 62063 | Medora | Apr 14 | Oct 19 | 6b |
Nearby counties
Calhoun County Greene County Macoupin County Madison County Scott County St. Clair County
All Illinois counties · Download Illinois frost dates (CSV)
Never miss a frost: get The Dial
Weekly yard timing, plus frost and soil-temperature alerts for your ZIP code.
Free. One weekly email plus alerts when your ZIP has a frost or a soil-temperature change worth acting on. After you submit, Kit (our email provider) sends a confirmation email: check your email and click the link to confirm. You aren't subscribed until you do. We collect only your email address and ZIP, sent to Kit to deliver The Dial. Unsubscribe anytime.