Arizona frost dates: G
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Gadsden | rare frost | 10a | ||
| Ganado | May 15 | Oct 10 | 148 d | 6b |
| Gila Bend | Jan 23 | Dec 11 | 322 d | 9b |
| Gilbert | Feb 1 | Dec 11 | 313 d | 9b |
| Glendale | Jan 20 | Dec 15 | 329 d | 9b |
| Globe | Mar 11 | Nov 21 | 255 d | 9a |
| Gold Canyon | Feb 11 | Dec 10 | 302 d | 9b |
| Golden Valley | Apr 2 | Nov 11 | 223 d | 9a |
| Goodyear | Jan 7 | Dec 24 | 351 d | 9b |
| Grand Canyon | Jun 17 | Sep 24 | 99 d | 7a |
| Gray Mountain | Apr 7 | Nov 3 | 210 d | 6b |
| Green Valley | Feb 25 | Nov 27 | 275 d | 9a |
| Greer | Jun 5 | Sep 29 | 116 d | 6a |