Tennessee frost dates: A
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Adams | Apr 3 | Nov 1 | 212 d | 7b |
| Adamsville | Mar 31 | Nov 1 | 215 d | 7b |
| Afton | Apr 20 | Oct 22 | 185 d | 7a |
| Alamo | Mar 28 | Nov 4 | 221 d | 7b |
| Alcoa | Apr 1 | Nov 2 | 215 d | 7b |
| Alexandria | Apr 3 | Nov 4 | 215 d | 7b |
| Allardt | Apr 17 | Oct 23 | 189 d | 7a |
| Allons | Apr 12 | Oct 25 | 196 d | 7a |
| Allred | Apr 12 | Oct 25 | 196 d | 7a |
| Alpine | Apr 12 | Oct 25 | 196 d | 7a |
| Altamont | Apr 21 | Oct 20 | 182 d | 7b |
| Andersonville | Apr 22 | Oct 25 | 186 d | 7b |
| Antioch | Apr 4 | Oct 31 | 210 d | 7b |
| Apison | Mar 24 | Nov 9 | 230 d | 8a |
| Ardmore | Mar 30 | Nov 4 | 219 d | 7b |
| Arlington | Mar 29 | Nov 5 | 221 d | 8a |
| Arnold Afb | Apr 13 | Oct 24 | 194 d | 7b |
| Arrington | Apr 13 | Oct 21 | 191 d | 7b |
| Arthur | Apr 23 | Oct 19 | 179 d | 7a |
| Ashland City | Apr 11 | Oct 26 | 198 d | 7b |
| Athens | Apr 6 | Oct 31 | 208 d | 7b |
| Atoka | Mar 27 | Nov 4 | 222 d | 8a |
| Atwood | Apr 4 | Oct 28 | 207 d | 7b |
| Auburntown | Apr 17 | Oct 21 | 187 d | 7b |