Gibbon, NE 68840 Frost Dates
Frost dates for Gibbon, NE, ZIP 68840
Around 04/30 is the usual last spring frost, about 245 days away. The first fall frost typically arrives around 10/10, about 162 frost-free days later.
Gibbon sits in USDA Zone 5b (-15 to -10°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 5b around Gibbon has about 6 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 Gibbon's last frost
04/30 is the middle of 30 years of NOAA records, not a promise. Plant by 04/16 and you're betting against frost in roughly 9 years out of 10. 05/12 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Gibbon compares
About 162 days separate Gibbon's last and first frost, putting it 31,761 of 40,283 ZIP codes nationally. Within NE, it ranks 353 of 605.
Learn more
local microclimates explains what one yard in Gibbon can differ from the 68840 normal, and zone vs. frost date explains why Zone 5b and Gibbon's frost date answer different questions.