Frost dates in Ionia County, Michigan
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The average last spring frost in Ionia County falls May 3 to May 18 and the average first fall frost Sep 28 to Oct 12, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6a. Places: Belding, Clarksville, Hubbardston, Ionia, Lake Odessa, Lyons. 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 |
|---|---|---|---|---|
| 48809 | Belding | May 18 | Sep 28 | 6a |
| 48815 | Clarksville | May 3 | Oct 12 | 6a |
| 48845 | Hubbardston | May 3 | Oct 12 | 6a |
| 48846 | Ionia | May 3 | Oct 12 | 6a |
| 48849 | Lake Odessa | May 3 | Oct 12 | 6a |
| 48851 | Lyons | May 3 | Oct 12 | 6a |
| 48860 | Muir | May 3 | Oct 12 | 6a |
| 48865 | May 3 | Oct 12 | 6a | |
| 48870 | Palo | May 3 | Oct 12 | 6a |
| 48873 | Pewamo | May 3 | Oct 12 | 6a |
| 48875 | Portland | May 3 | Oct 12 | 6a |
| 48881 | Saranac | May 3 | Oct 12 | 6a |
Nearby counties
Clinton County Montcalm County Eaton County Kent County Barry County Gratiot County
All Michigan counties · Download Michigan frost dates (CSV)
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