Oklahoma frost dates: K
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Kansas | Mar 31 | Nov 2 | 216 d | 7a |
| Kaw City | Apr 6 | Oct 30 | 207 d | 7a |
| Kellyville | Apr 9 | Oct 25 | 199 d | 7b |
| Kemp | Mar 19 | Nov 12 | 238 d | 8a |
| Kenefic | Mar 31 | Nov 5 | 219 d | 8a |
| Kenton | Apr 20 | Oct 20 | 183 d | 6b |
| Keota | Mar 23 | Nov 5 | 227 d | 7b |
| Ketchum | Apr 7 | Nov 2 | 209 d | 7a |
| Keyes | Apr 26 | Oct 17 | 174 d | 6b |
| Kiefer | Mar 30 | Nov 4 | 219 d | 7b |
| Kingfisher | Apr 9 | Nov 1 | 206 d | 7b |
| Kingston | Mar 27 | Nov 8 | 226 d | 8a |
| Kinta | Apr 2 | Nov 5 | 217 d | 7b |
| Kiowa | Mar 31 | Nov 3 | 217 d | 7b |
| Konawa | Mar 31 | Nov 3 | 217 d | 7b |
| Krebs | Mar 31 | Nov 3 | 217 d | 7b |
| Kremlin | Apr 6 | Nov 1 | 209 d | 7a |