Oregon frost dates: G
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Gales Creek | Apr 16 | Oct 26 | 193 d | 8b |
| Gardiner | Mar 25 | Nov 24 | 244 d | 9a |
| Garibaldi | Apr 22 | Oct 21 | 182 d | 9a |
| Gaston | Apr 16 | Oct 26 | 193 d | 8b |
| Gates | Mar 9 | Dec 3 | 269 d | 8b |
| Gervais | Mar 28 | Nov 10 | 227 d | 8b |
| Gilchrist | Jun 7 | Sep 18 | 103 d | 6a |
| Gladstone | Mar 18 | Nov 18 | 245 d | 9a |
| Glendale | May 16 | Oct 30 | 167 d | 8b |
| Gleneden Beach | Apr 4 | Nov 16 | 226 d | 9b |
| Glide | Apr 27 | Oct 19 | 175 d | 8b |
| Gold Beach | Feb 16 | Dec 16 | 303 d | 9b |
| Gold Hill | Apr 8 | Oct 29 | 204 d | 8b |
| Government Camp | May 27 | Oct 9 | 135 d | 7a |
| Grand Ronde | May 20 | Oct 23 | 156 d | 8b |
| Grants Pass | Apr 8 | Oct 28 | 203 d | 8b |
| Grass Valley | May 15 | Oct 11 | 149 d | 7a |
| Gresham | Mar 16 | Nov 20 | 249 d | 8b |