Indiana frost dates: K
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Kempton | Apr 23 | Oct 17 | 177 d | 6a |
| Kendallville | Apr 29 | Oct 17 | 171 d | 6a |
| Kennard | Apr 27 | Oct 17 | 173 d | 6a |
| Kentland | Apr 23 | Oct 14 | 174 d | 5b |
| Kewanna | Apr 25 | Oct 18 | 176 d | 6a |
| Keystone | Apr 22 | Oct 22 | 183 d | 6a |
| Kimmell | Apr 24 | Oct 24 | 183 d | 6a |
| Kingman | Apr 23 | Oct 14 | 174 d | 6a |
| Kingsbury | Apr 19 | Oct 27 | 191 d | 6a |
| Kingsford Heights | Apr 19 | Oct 27 | 191 d | 5b |
| Kirklin | Apr 21 | Oct 21 | 183 d | 6a |
| Knightstown | Apr 27 | Oct 17 | 173 d | 6a |
| Knightsville | Apr 14 | Oct 24 | 193 d | 6a |
| Knox | Apr 26 | Oct 19 | 176 d | 5b |
| Kokomo | Apr 27 | Oct 18 | 174 d | 6a |
| Koleen | Apr 9 | Oct 31 | 205 d | 6b |
| Kouts | Apr 25 | Oct 17 | 175 d | 5b |
| Kurtz | Apr 16 | Oct 21 | 188 d | 6b |