California frost dates: L
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| La Canada Flintridge | Jan 8 | Jan 7 | 364 d | 10a |
| La Crescenta | Jan 2 | Dec 26 | 358 d | 10a |
| La Grange | Apr 22 | Nov 2 | 194 d | 9b |
| La Habra | rare frost | 10a | ||
| La Honda | Mar 21 | Dec 15 | 269 d | 9b |
| La Jolla | rare frost | 10b | ||
| La Mesa | Jan 6 | Dec 21 | 349 d | 10b |
| La Mirada | rare frost | 10a | ||
| La Palma | rare frost | 10a | ||
| La Puente | Jan 4 | Jan 2 | 363 d | 10a |
| La Quinta | Dec 31 | Dec 27 | 361 d | 10a |
| La Verne | Jan 8 | Dec 28 | 354 d | 10a |
| Ladera Ranch | Jan 6 | Jan 2 | 361 d | 10b |
| Lafayette | Jan 7 | Dec 19 | 346 d | 9b |
| Laguna Beach | Jan 6 | Jan 2 | 361 d | 10a |
| Laguna Hills | Jan 6 | Jan 2 | 361 d | 10b |
| Laguna Niguel | Jan 6 | Jan 2 | 361 d | 10b |
| Laguna Woods | Jan 6 | Jan 2 | 361 d | 10b |
| Lagunitas | Jan 11 | Dec 21 | 344 d | 9b |
| Lake Arrowhead | May 5 | Nov 2 | 181 d | 8b |
| Lake City | May 15 | Oct 1 | 139 d | 6b |
| Lake Elsinore | Jan 28 | Dec 18 | 324 d | 9b |
| Lake Forest | Jan 5 | Dec 25 | 354 d | 10b |
| Lake Hughes | Apr 6 | Nov 29 | 237 d | 9a |
| Lake Isabella | Apr 5 | Nov 3 | 212 d | 9a |
| Lakehead | Feb 8 | Dec 28 | 323 d | 9a |
| Lakeport | Mar 5 | Nov 21 | 261 d | 8b |
| Lakeshore | Jun 1 | Oct 6 | 127 d | 5b |
| Lakeside | Jan 6 | Dec 21 | 349 d | 10a |
| Lakewood | rare frost | 10a | ||
| Lamont | Jan 31 | Dec 8 | 311 d | 9b |
| Lancaster | Apr 3 | Nov 1 | 212 d | 8b |
| Landers | Mar 1 | Nov 29 | 273 d | 9a |
| Larkspur | Jan 16 | Dec 18 | 336 d | 10a |
| Lathrop | Feb 6 | Dec 1 | 298 d | 9b |
| Laton | Feb 7 | Dec 1 | 297 d | 9a |
| Lawndale | rare frost | 10b | ||
| Laytonville | Apr 23 | Oct 19 | 179 d | 9a |
| Le Grand | Feb 26 | Nov 25 | 272 d | 9a |
| Lebec | Apr 15 | Nov 26 | 225 d | 8b |
| Lee Vining | May 23 | Oct 9 | 139 d | 6b |
| Leggett | Mar 10 | Dec 1 | 266 d | 9a |
| Lemon Cove | Mar 16 | Nov 26 | 255 d | 9b |
| Lemon Grove | Jan 6 | Dec 21 | 349 d | 10b |
| Lemoore | Feb 24 | Nov 22 | 271 d | 9a |
| Lewiston | Apr 23 | Oct 22 | 182 d | 8b |
| Likely | Jun 14 | Sep 18 | 96 d | 6b |
| Lincoln | Feb 25 | Dec 5 | 283 d | 9a |
| Linden | Feb 6 | Dec 1 | 298 d | 9b |
| Lindsay | Feb 20 | Nov 30 | 283 d | 9b |
| Litchfield | May 16 | Oct 8 | 145 d | 6b |
| Little Lake | Apr 17 | Nov 1 | 198 d | 8b |
| Little River | Mar 2 | Dec 1 | 274 d | 10a |
| Littlerock | Mar 13 | Dec 1 | 263 d | 8b |
| Live Oak | Jan 15 | Dec 12 | 331 d | 9b |
| Livermore | Feb 15 | Dec 2 | 290 d | 9b |
| Livingston | Jan 6 | Dec 20 | 348 d | 9a |
| Llano | Mar 13 | Dec 1 | 263 d | 8b |
| Lockeford | Feb 9 | Dec 5 | 299 d | 9b |
| Lockwood | Feb 23 | Nov 22 | 272 d | 9a |
| Lodi | Feb 9 | Dec 5 | 299 d | 9b |
| Loleta | Feb 22 | Dec 7 | 288 d | 9b |
| Loma Linda | Jan 27 | Dec 19 | 326 d | 10a |
| Loma Mar | Mar 2 | Nov 25 | 268 d | 9b |
| Lomita | Jan 9 | Jan 5 | 361 d | 10b |
| Lompoc | Jan 20 | Dec 19 | 333 d | 10a |
| Lone Pine | Mar 31 | Nov 9 | 223 d | 8a |
| Long Barn | May 2 | Nov 4 | 186 d | 8a |
| Long Beach | rare frost | 10b | ||
| Lookout | May 28 | Sep 29 | 124 d | 7a |
| Loomis | Feb 25 | Dec 5 | 283 d | 9b |
| Los Alamitos | rare frost | 10a | ||
| Los Alamos | Jan 20 | Dec 19 | 333 d | 9b |
| Los Altos | Jan 6 | Dec 23 | 351 d | 9b |
| Los Angeles | rare frost | 10b | ||
| Los Banos | Jan 26 | Dec 10 | 318 d | 9a |
| Los Gatos | Feb 2 | Dec 6 | 307 d | 9b |
| Los Molinos | Feb 22 | Nov 29 | 280 d | 9b |
| Los Olivos | Apr 11 | Nov 8 | 211 d | 10a |
| Los Osos | Jan 19 | Jan 14 | 360 d | 10a |
| Lost Hills | Jan 31 | Dec 5 | 308 d | 9b |
| Lotus | Apr 12 | Nov 21 | 223 d | 9b |
| Lower Lake | Apr 10 | Nov 6 | 210 d | 9a |
| Loyalton | May 9 | Oct 17 | 161 d | 6b |
| Lucerne | Apr 10 | Nov 6 | 210 d | 9a |
| Lucerne Valley | May 27 | Oct 4 | 130 d | 8b |
| Ludlow | Mar 1 | Nov 29 | 273 d | 9a |
| Lynwood | rare frost | 10b | ||
| Lytle Creek | May 16 | Oct 13 | 150 d | 8a |