New Mexico frost dates: H
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Hachita | Apr 23 | Oct 27 | 187 d | 8a |
| Hagerman | Mar 29 | Nov 7 | 223 d | 7b |
| Hanover | Apr 4 | Nov 8 | 218 d | 7b |
| Hatch | Mar 25 | Nov 6 | 226 d | 8a |
| Hernandez | May 10 | Oct 4 | 147 d | 7a |
| High Rolls Mountain Park | Apr 30 | Oct 21 | 174 d | 8a |
| Hillsboro | Apr 23 | Oct 23 | 183 d | 8a |
| Hobbs | Mar 28 | Nov 10 | 227 d | 8a |
| Holloman Air Force Base | Apr 22 | Oct 22 | 183 d | 8a |
| Holman | May 28 | Sep 26 | 121 d | 6a |
| Hondo | Apr 19 | Oct 25 | 189 d | 7b |
| Hope | Apr 1 | Nov 6 | 219 d | 7b |
| House | Apr 24 | Oct 21 | 180 d | 7a |
| Hurley | Apr 4 | Nov 8 | 218 d | 8a |