Arizona frost dates: D
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Dateland | Jan 25 | Dec 13 | 322 d | 9b |
| Dennehotso | Apr 10 | Nov 1 | 205 d | 7a |
| Dewey | Apr 30 | Oct 20 | 173 d | 8a |
| Dolan Springs | Jan 7 | Dec 29 | 356 d | 9a |
| Douglas | Mar 18 | Nov 13 | 240 d | 8a |
| Dragoon | Apr 14 | Nov 2 | 202 d | 8b |
| Duncan | Apr 24 | Oct 25 | 184 d | 8a |