Nebraska frost dates: L
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| La Vista | Apr 21 | Oct 18 | 180 d | 6a |
| Lakeside | May 14 | Oct 2 | 141 d | 5a |
| Laurel | May 2 | Oct 4 | 155 d | 5a |
| Lawrence | Apr 29 | Oct 10 | 164 d | 5b |
| Lebanon | May 3 | Oct 5 | 155 d | 6a |
| Leigh | Apr 27 | Oct 10 | 166 d | 5b |
| Lemoyne | Apr 22 | Oct 18 | 179 d | 5b |
| Lewellen | May 9 | Oct 2 | 146 d | 5b |
| Lewiston | Apr 22 | Oct 20 | 181 d | 6a |
| Lexington | Apr 26 | Oct 13 | 170 d | 5b |
| Liberty | Apr 22 | Oct 20 | 181 d | 6a |
| Lincoln | Apr 24 | Oct 13 | 172 d | 6a |
| Lindsay | Apr 30 | Oct 6 | 159 d | 5b |
| Linwood | Apr 26 | Oct 11 | 168 d | 5b |
| Lisco | May 7 | Oct 9 | 155 d | 5a |
| Litchfield | May 3 | Oct 5 | 155 d | 5b |
| Lodgepole | May 9 | Oct 4 | 148 d | 5b |
| Long Pine | May 2 | Oct 8 | 159 d | 5a |
| Loomis | May 2 | Oct 11 | 162 d | 5b |
| Lorton | Apr 25 | Oct 11 | 169 d | 5b |
| Louisville | Apr 23 | Oct 16 | 176 d | 5b |
| Loup City | May 2 | Oct 8 | 159 d | 5b |
| Lyman | May 11 | Sep 29 | 141 d | 5a |
| Lynch | May 8 | Oct 2 | 147 d | 5a |
| Lyons | May 1 | Oct 6 | 158 d | 5b |