Omaha, NE 68106 Frost Dates
Frost dates for Omaha, NE, ZIP 68106
Typically, the last spring freeze lands around 04/18, roughly 233 days out. The first fall frost typically arrives around 10/21, about 185 frost-free days later.
Omaha sits in USDA Zone 6a (-10 to -5°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 6a around Omaha has about 8 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Omaha's last frost
04/18 is the middle of 30 years of NOAA records, not a promise. Plant by 04/05 and you're betting against frost in roughly 9 years out of 10. 04/30 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Omaha compares
At roughly 185 frost-free days, Omaha places 23,001 of 40,283 ZIP codes in this dataset. Within NE, it ranks 5 of 605.
Learn more
the frost range explains how to read the range around Omaha's dates instead of trusting one, and local microclimates explains what one yard in Omaha can differ from the 68106 normal.