Frost dates in Jefferson County, Kentucky
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The average last spring frost in Jefferson County falls Mar 31 to May 1 and the average first fall frost Oct 10 to Nov 9, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 7a. Places: Glenview, Louisville, Louisville/Jefferson County metro government (balance), Lyndon, Middletown, St. Matthews. 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 |
|---|---|---|---|---|
| 40023 | Louisville/Jefferson County metro government (balance) | May 1 | Oct 10 | 7a |
| 40025 | Glenview | Apr 3 | Nov 3 | 7a |
| 40041 | Louisville | Apr 3 | Nov 3 | 7a |
| 40118 | Louisville/Jefferson County metro government (balance) | Mar 31 | Nov 7 | 7a |
| 40202 | Louisville | Mar 31 | Nov 9 | 7a |
| 40203 | Louisville | Mar 31 | Nov 9 | 7a |
| 40204 | Louisville | Apr 3 | Nov 3 | 7a |
| 40205 | Louisville | Apr 3 | Nov 3 | 7a |
| 40206 | Louisville | Apr 3 | Nov 3 | 7a |
| 40207 | St. Matthews | Apr 3 | Nov 3 | 7a |
| 40208 | Louisville | Mar 31 | Nov 7 | 7a |
| 40209 | Louisville | Mar 31 | Nov 7 | 7a |
| 40210 | Louisville | Mar 31 | Nov 9 | 7a |
| 40211 | Louisville | Mar 31 | Nov 9 | 7a |
| 40212 | Louisville | Mar 31 | Nov 9 | 7a |
| 40213 | Louisville | Mar 31 | Nov 7 | 7a |
| 40214 | Louisville/Jefferson County metro government (balance) | Mar 31 | Nov 7 | 7a |
| 40215 | Louisville | Mar 31 | Nov 7 | 7a |
| 40216 | Louisville/Jefferson County metro government (balance) | Mar 31 | Nov 7 | 7a |
| 40217 | Louisville | Mar 31 | Nov 7 | 7a |
| 40218 | Louisville/Jefferson County metro government (balance) | Apr 3 | Nov 3 | 7a |
| 40219 | Louisville/Jefferson County metro government (balance) | Apr 6 | Nov 1 | 7a |
| 40220 | Louisville/Jefferson County metro government (balance) | Apr 3 | Nov 3 | 7a |
| 40221 | Louisville | Mar 31 | Nov 7 | 7a |
| 40222 | Louisville/Jefferson County metro government (balance) | Apr 3 | Nov 3 | 7a |
| 40223 | Louisville/Jefferson County metro government (balance) | Apr 3 | Nov 3 | 7a |
| 40228 | Louisville/Jefferson County metro government (balance) | Apr 6 | Nov 1 | 7a |
| 40229 | Louisville/Jefferson County metro government (balance) | Apr 6 | Nov 1 | 7a |
| 40231 | Louisville | Mar 31 | Nov 7 | 7a |
| 40241 | Louisville/Jefferson County metro government (balance) | Apr 3 | Nov 3 | 7a |
| 40242 | Lyndon | Apr 3 | Nov 3 | 7a |
| 40243 | Middletown | Apr 3 | Nov 3 | 7a |
| 40245 | Louisville/Jefferson County metro government (balance) | Apr 12 | Oct 25 | 7a |
| 40258 | Louisville/Jefferson County metro government (balance) | Mar 31 | Nov 7 | 7a |
| 40272 | Louisville/Jefferson County metro government (balance) | Mar 31 | Nov 7 | 7a |
| 40280 | Louisville | Apr 3 | Nov 3 | 7a |
| 40291 | Louisville/Jefferson County metro government (balance) | Apr 6 | Nov 1 | 7a |
| 40299 | Louisville/Jefferson County metro government (balance) | Apr 6 | Nov 1 | 7a |
Nearby counties
Bullitt County Oldham County Spencer County Shelby County Nelson County Trimble County
All Kentucky counties · Download Kentucky frost dates (CSV)
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