| City | Population | Last spring frost | First fall frost | Growing season | Zone |
|---|---|---|---|---|---|
| Omaha | 488,797 | Apr 16 | Oct 18 | 183 days | 6a |
| Lincoln | 301,522 | Apr 24 | Oct 13 | 171 days | 6a |
| Bellevue | 64,863 | Apr 17 | Oct 19 | 183 days | 6a |
| Grand Island | 53,943 | Apr 23 | Oct 15 | 174 days | 5b |
| Kearney | 34,782 | Apr 30 | Oct 10 | 162 days | 5b |
| Fremont | 28,350 | Apr 23 | Oct 15 | 172 days | 5b |
| Norfolk | 26,677 | May 1 | Oct 4 | 156 days | 5b |
| Columbus | 25,248 | Apr 21 | Oct 15 | 174 days | 5b |
| Papillion | 25,127 | Apr 21 | Oct 18 | 179 days | 6a |
| Hastings | 25,121 | Apr 22 | Oct 16 | 176 days | 6a |
| North Platte | 22,524 | May 11 | Oct 1 | 142 days | 5b |
| La Vista | 16,543 | Apr 21 | Oct 18 | 179 days | 6a |
| Scottsbluff | 14,259 | May 8 | Oct 3 | 147 days | 5b |
| South Sioux City | 14,158 | Apr 29 | Oct 7 | 161 days | 5a |
| Beatrice | 12,318 | Apr 24 | Oct 15 | 172 days | 6a |
| Lexington | 11,176 | Apr 26 | Oct 13 | 169 days | 5b |
| Gretna | 9,207 | Apr 21 | Oct 18 | 179 days | 6a |
| Gering | 8,535 | May 8 | Oct 3 | 147 days | 5b |
| York | 8,284 | Apr 22 | Oct 18 | 178 days | 5b |
| Blair | 7,997 | Apr 22 | Oct 17 | 177 days | 5b |
| Alliance | 7,914 | May 11 | Oct 3 | 144 days | 5a |
| Seward | 7,892 | Apr 26 | Oct 12 | 169 days | 5b |
| Crete | 7,747 | Apr 23 | Oct 12 | 170 days | 6a |
| Nebraska City | 7,512 | Apr 18 | Oct 19 | 182 days | 6a |
| McCook | 7,157 | May 1 | Oct 9 | 160 days | 6a |
| Plattsmouth | 6,955 | Apr 23 | Oct 11 | 170 days | 6a |
| Schuyler | 6,800 | Apr 21 | Oct 15 | 174 days | 5b |
| Sidney | 6,432 | May 15 | Sep 30 | 135 days | 5b |
| Ralston | 6,382 | Apr 21 | Oct 18 | 179 days | 6a |
| Wayne | 6,338 | Apr 29 | Oct 11 | 163 days | 5a |
| Holdrege | 5,555 | May 2 | Oct 11 | 162 days | 6a |
| Wahoo | 5,023 | Apr 23 | Oct 15 | 172 days | 5b |