Corning, KS 66417 Frost Dates
Frost dates for Corning, KS, ZIP 66417
Around 04/19 is the usual last spring frost, about 234 days away. The first fall frost typically arrives around 10/19, about 182 frost-free days later.
Zone 6a (-10 to -5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Corning, not a forecast for this year.
What to do before the first frost
Zone 6a around Corning has about 7 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 Corning's last frost
04/19 is the middle of 30 years of NOAA records, not a promise. Plant by 04/04 and you're betting against frost in roughly 9 years out of 10. 05/03 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Corning compares
At roughly 182 frost-free days, Corning places 24,332 of 40,283 ZIP codes in this dataset. Within KS, it ranks 476 of 745.
Learn more
zone vs. frost date explains why Zone 6a and Corning's frost date answer different questions, and the frost range explains how to read the range around Corning's dates instead of trusting one.