Rossville, KS 66533 Frost Dates
Frost dates for Rossville, KS, ZIP 66533
The last spring frost here typically falls around 04/16, about 231 days from today. The first fall frost typically arrives around 10/22, about 189 frost-free days later.
Zone 6b (-5 to 0°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 Rossville, not a forecast for this year.
What to do before the first frost
Zone 6b around Rossville 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.
Why 04/16 isn't a guarantee
04/16 is the middle of 30 years of NOAA records, not a promise. Plant by 04/01 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 Rossville compares
About 189 days separate Rossville's last and first frost, putting it 21,644 of 40,283 ZIP codes nationally. Within KS, it ranks 337 of 745.
Learn more
zone vs. frost date explains why Zone 6b and Rossville's frost date answer different questions, and the frost range explains how to read the range around Rossville's dates instead of trusting one.