Indiana frost dates: L
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| La Crosse | Apr 29 | Oct 13 | 167 d | 5b |
| La Fontaine | Apr 26 | Oct 20 | 177 d | 6a |
| La Porte | Apr 19 | Oct 27 | 191 d | 6a |
| Laconia | Apr 19 | Oct 24 | 188 d | 7a |
| Ladoga | Apr 27 | Oct 12 | 168 d | 6a |
| Lafayette | Apr 26 | Oct 18 | 175 d | 6a |
| Lagrange | Apr 26 | Oct 21 | 178 d | 6a |
| Lagro | Apr 23 | Oct 21 | 181 d | 6a |
| Lake Cicott | Apr 20 | Oct 23 | 186 d | 6a |
| Lake Station | Apr 22 | Oct 27 | 188 d | 6a |
| Lake Village | Apr 29 | Oct 16 | 170 d | 5b |
| Laketon | Apr 26 | Oct 19 | 176 d | 6a |
| Lakeville | May 1 | Oct 13 | 165 d | 6a |
| Lamar | Apr 11 | Oct 26 | 198 d | 7a |
| Lanesville | Mar 31 | Nov 9 | 223 d | 6b |
| Laotto | Apr 29 | Oct 17 | 171 d | 6a |
| Lapaz | May 1 | Oct 13 | 165 d | 6a |
| Lapel | Apr 19 | Oct 23 | 187 d | 6a |
| Larwill | Apr 27 | Oct 17 | 173 d | 6a |
| Laurel | Apr 20 | Oct 21 | 184 d | 6a |
| Lawrenceburg | Apr 13 | Oct 31 | 201 d | 6b |
| Leavenworth | Apr 17 | Oct 19 | 185 d | 6b |
| Lebanon | Apr 21 | Oct 20 | 182 d | 6a |
| Leesburg | Apr 28 | Oct 18 | 173 d | 6a |
| Leiters Ford | Apr 23 | Oct 21 | 181 d | 6a |
| Leo | May 2 | Oct 10 | 161 d | 6a |
| Leopold | Apr 11 | Oct 26 | 198 d | 6b |
| Leroy | Apr 29 | Oct 16 | 170 d | 5b |
| Lewis | Apr 8 | Oct 27 | 202 d | 6a |
| Lewisville | Apr 27 | Oct 17 | 173 d | 6a |
| Lexington | Apr 18 | Oct 20 | 185 d | 6b |
| Liberty | Apr 20 | Oct 21 | 184 d | 6a |
| Liberty Center | Apr 24 | Oct 20 | 179 d | 6a |
| Liberty Mills | Apr 26 | Oct 19 | 176 d | 6a |
| Ligonier | Apr 24 | Oct 24 | 183 d | 6a |
| Lincoln City | Apr 11 | Oct 26 | 198 d | 7a |
| Linden | Apr 20 | Oct 20 | 183 d | 6a |
| Linn Grove | Apr 23 | Oct 22 | 182 d | 6a |
| Linton | Apr 14 | Oct 26 | 195 d | 6b |
| Lizton | Apr 23 | Oct 19 | 179 d | 6a |
| Logansport | Apr 20 | Oct 23 | 186 d | 6a |
| Loogootee | Apr 15 | Oct 23 | 191 d | 6b |
| Losantville | Apr 27 | Oct 9 | 165 d | 6a |
| Lowell | Apr 29 | Oct 16 | 170 d | 5b |
| Lucerne | Apr 20 | Oct 23 | 186 d | 6a |
| Lynn | Apr 20 | Oct 21 | 184 d | 6a |
| Lynnville | Apr 6 | Oct 30 | 207 d | 7a |
| Lyons | Apr 9 | Oct 25 | 199 d | 6b |