Frost dates in Jackson County, Michigan
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The average last spring frost in Jackson County falls Apr 30 to May 5 and the average first fall frost Oct 10 to Oct 15, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6a. Places: Cement City, Concord, Grass Lake, Hanover, Jackson, Michigan Center. 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 |
|---|---|---|---|---|
| 49201 | Napoleon | May 1 | Oct 14 | 6a |
| 49202 | Jackson | May 1 | Oct 14 | 6a |
| 49203 | Jackson | May 1 | Oct 14 | 6a |
| 49230 | Vineyard Lake | May 5 | Oct 10 | 6a |
| 49233 | Cement City | May 5 | Oct 10 | 6a |
| 49234 | May 1 | Oct 14 | 6a | |
| 49237 | Concord | May 1 | Oct 14 | 6a |
| 49240 | Grass Lake | Apr 30 | Oct 12 | 6a |
| 49241 | Hanover | May 3 | Oct 12 | 6a |
| 49246 | May 1 | Oct 14 | 6a | |
| 49254 | Michigan Center | May 1 | Oct 14 | 6a |
| 49259 | Apr 30 | Oct 12 | 6a | |
| 49261 | Napoleon | Apr 30 | Oct 14 | 6a |
| 49263 | Apr 30 | Oct 14 | 6a | |
| 49269 | Parma | May 1 | Oct 14 | 6a |
| 49272 | May 1 | Oct 14 | 6a | |
| 49277 | May 1 | Oct 14 | 6a | |
| 49283 | Spring Arbor | May 1 | Oct 14 | 6a |
| 49284 | Springport | May 1 | Oct 15 | 6a |
Nearby counties
Hillsdale County Ingham County Lenawee County Washtenaw County Calhoun County Eaton County
All Michigan counties · Download Michigan frost dates (CSV)
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