Frost dates in Rock Island County, Illinois
The average last spring frost in Rock Island County falls Apr 16 to Apr 24 and the average first fall frost Oct 16 to Oct 25, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 5b. Places: Andalusia, Barstow, Buffalo Prairie, Carbon Cliff, Coal Valley, Cordova. 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 |
|---|---|---|---|---|
| 61201 | Rock Island | Apr 24 | Oct 18 | 5b |
| 61232 | Andalusia | Apr 19 | Oct 22 | 5b |
| 61236 | Barstow | Apr 16 | Oct 25 | 5b |
| 61237 | Buffalo Prairie | Apr 18 | Oct 24 | 5b |
| 61239 | Carbon Cliff | Apr 16 | Oct 25 | 5b |
| 61240 | Coal Valley | Apr 24 | Oct 18 | 5b |
| 61242 | Cordova | Apr 22 | Oct 16 | 5b |
| 61244 | East Moline | Apr 16 | Oct 25 | 5b |
| 61256 | Hampton | Apr 16 | Oct 25 | 5b |
| 61257 | Joslin | Apr 16 | Oct 25 | 5b |
| 61259 | Illinois City | Apr 18 | Oct 24 | 5b |
| 61264 | Milan | Apr 24 | Oct 18 | 5b |
| 61265 | Moline | Apr 24 | Oct 18 | 5b |
| 61275 | Port Byron | Apr 16 | Oct 25 | 5b |
| 61278 | Rapids City | Apr 16 | Oct 25 | 5b |
| 61282 | Silvis | Apr 16 | Oct 25 | 5b |
| 61284 | Taylor Ridge | Apr 24 | Oct 18 | 5b |
Nearby counties
Henry County Mercer County Whiteside County Knox County Warren County Stark County
All Illinois counties · Download Illinois frost dates (CSV)
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