Sedan, KS 67361 Frost Dates
Frost dates for Sedan, KS, ZIP 67361
Around 04/09 is the usual last spring frost, about 224 days away. The first fall frost typically arrives around 10/27, about 199 frost-free days later.
Zone 7a (0 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 Sedan, not a forecast for this year.
What to do before the first frost
Zone 7a around Sedan has about 9 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 Sedan's last frost
04/09 is the middle of 30 years of NOAA records, not a promise. Plant by 03/24 and you're betting against frost in roughly 9 years out of 10. 04/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Sedan compares
At roughly 199 frost-free days, Sedan places 18,158 of 40,283 ZIP codes in this dataset. Within KS, it ranks 156 of 745.
Learn more
zone vs. frost date explains why Zone 7a and Sedan's frost date answer different questions, and the frost range explains how to read the range around Sedan's dates instead of trusting one.