Kentucky frost dates: N
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Nancy | Apr 5 | Oct 30 | 208 d | 7a |
| Nazareth | Apr 13 | Oct 25 | 195 d | 7a |
| Nebo | Apr 7 | Oct 28 | 204 d | 7a |
| Neon | Apr 21 | Oct 22 | 184 d | 7a |
| Nerinx | Apr 13 | Oct 25 | 195 d | 7a |
| New Castle | Apr 12 | Oct 25 | 196 d | 6b |
| New Concord | Apr 5 | Nov 1 | 210 d | 7b |
| New Haven | Apr 16 | Oct 25 | 192 d | 7a |
| New Hope | Apr 16 | Oct 25 | 192 d | 7a |
| New Liberty | Apr 23 | Oct 21 | 181 d | 6b |
| Newport | Apr 16 | Oct 25 | 192 d | 6b |
| Nicholasville | Apr 7 | Nov 1 | 208 d | 7a |
| North Middletown | Apr 24 | Oct 18 | 177 d | 6b |
| Nortonville | Apr 2 | Nov 1 | 213 d | 7a |