Oklahoma frost dates: G
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Gage | Apr 17 | Oct 20 | 186 d | 7a |
| Gans | Mar 30 | Nov 7 | 222 d | 7b |
| Garber | Apr 10 | Oct 29 | 202 d | 7a |
| Garvin | Mar 31 | Nov 3 | 217 d | 8a |
| Gate | Apr 13 | Oct 28 | 198 d | 7a |
| Geary | Apr 6 | Nov 5 | 213 d | 7b |
| Gene Autry | Mar 18 | Nov 10 | 237 d | 8a |
| Geronimo | Apr 1 | Nov 5 | 218 d | 8a |
| Glencoe | Apr 3 | Oct 31 | 211 d | 7a |
| Glenpool | Mar 30 | Nov 4 | 219 d | 7b |
| Golden | Mar 31 | Nov 3 | 217 d | 8a |
| Goltry | Apr 9 | Oct 31 | 205 d | 7a |
| Goodwell | Apr 24 | Oct 19 | 178 d | 6b |
| Gore | Apr 6 | Oct 30 | 207 d | 7b |
| Gotebo | Apr 4 | Nov 4 | 214 d | 7b |
| Gould | Apr 10 | Oct 28 | 201 d | 7b |
| Gowen | Mar 31 | Nov 3 | 217 d | 7b |
| Gracemont | Apr 8 | Oct 30 | 205 d | 7b |
| Graham | Apr 6 | Nov 1 | 209 d | 8a |
| Grandfield | Mar 31 | Nov 6 | 220 d | 8a |
| Granite | Apr 2 | Nov 3 | 215 d | 7b |
| Grant | Mar 15 | Nov 15 | 245 d | 8a |
| Greenfield | Apr 6 | Nov 5 | 213 d | 7b |
| Grove | Apr 15 | Oct 26 | 194 d | 7a |
| Guthrie | Apr 3 | Nov 1 | 212 d | 7b |
| Guymon | Apr 18 | Oct 23 | 188 d | 6b |