Frost dates across Kentucky
Typical last spring frost, first fall frost, and USDA zone for 9 Kentucky cities, from 30-year NOAA climate normals. Every date is a 50 percent odds line, not a promise. Pick a city for the full frost window and what is plantable there now.
Not on the list? Any Kentucky ZIP works.
| City | Last spring frost | First fall frost | Season length | Zone |
|---|---|---|---|---|
| Louisville | Apr 3 | Nov 3 | about 214 days | 7a |
| Lexington | Apr 13 | Oct 28 | about 198 days | 7a |
| Bowling Green | Apr 5 | Oct 31 | about 209 days | 7a |
| Owensboro | Apr 2 | Nov 1 | about 213 days | 7a |
| Covington | Apr 16 | Oct 25 | about 192 days | 6b |
| Hopkinsville | Apr 4 | Nov 2 | about 212 days | 7a |
| Paducah | Apr 6 | Oct 27 | about 204 days | 7a |
| Ashland | Apr 16 | Oct 30 | about 197 days | 7a |
| Somerset | Apr 5 | Oct 30 | about 208 days | 7a |
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