Texas frost dates: J
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Jacksboro | Mar 28 | Nov 7 | 224 d | 8a |
| Jacksonville | Mar 22 | Nov 14 | 237 d | 8b |
| Jarrell | Mar 6 | Nov 24 | 263 d | 8b |
| Jasper | Mar 9 | Nov 22 | 258 d | 9a |
| Jayton | Apr 1 | Nov 5 | 218 d | 8a |
| Jbsa Ft Sam Houston | Feb 25 | Nov 28 | 276 d | 9a |
| Jbsa Lackland | Feb 25 | Nov 28 | 276 d | 9a |
| Jbsa Randolph | Mar 7 | Nov 22 | 260 d | 9a |
| Jefferson | Mar 18 | Nov 8 | 235 d | 8b |
| Jermyn | Mar 28 | Nov 7 | 224 d | 8a |
| Jewett | Mar 20 | Nov 12 | 237 d | 8b |
| Joaquin | Mar 13 | Nov 15 | 247 d | 8b |
| Johnson City | Mar 22 | Nov 9 | 232 d | 8b |
| Joinerville | Mar 15 | Nov 16 | 246 d | 8b |
| Jonesboro | Mar 19 | Nov 9 | 235 d | 8b |
| Jonesville | Mar 20 | Nov 11 | 236 d | 8b |
| Josephine | Mar 10 | Nov 19 | 254 d | 8b |
| Joshua | Mar 21 | Nov 14 | 238 d | 8b |
| Jourdanton | Feb 27 | Nov 28 | 274 d | 9a |
| Judson | Mar 7 | Nov 23 | 261 d | 8b |
| Junction | Mar 25 | Nov 7 | 227 d | 8a |
| Justiceburg | Mar 29 | Nov 10 | 226 d | 8a |
| Justin | Mar 12 | Nov 17 | 250 d | 8b |