Frost dates across Nebraska
Typical last spring frost, first fall frost, and USDA zone for 9 Nebraska cities, from 30-year NOAA climate normals. Every date is a 50 percent odds line, not a promise. Pick a city for the full frost window and what is plantable there now.
Not on the list? Any Nebraska ZIP works.
| City | Last spring frost | First fall frost | Season length | Zone |
|---|---|---|---|---|
| Omaha | Apr 18 | Oct 21 | about 186 days | 6a |
| Lincoln | Apr 24 | Oct 13 | about 172 days | 5b |
| Bellevue | Apr 17 | Oct 19 | about 185 days | 5b |
| Grand Island | Apr 23 | Oct 15 | about 175 days | 5b |
| Norfolk | Apr 30 | Oct 5 | about 158 days | 5b |
| North Platte | May 3 | Oct 10 | about 160 days | 5b |
| Scottsbluff | May 8 | Oct 3 | about 148 days | 5a |
| South Sioux City | Apr 29 | Oct 7 | about 161 days | 5a |
| Lexington | Apr 26 | Oct 13 | about 170 days | 5b |
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