Kansas City, MO 64108 Frost Dates
Frost dates for Kansas City, MO, ZIP 64108
Around 04/04 is the usual last spring frost, about 219 days away. The first fall frost typically arrives around 11/02, about 211 frost-free days later.
The USDA Plant Hardiness Zone Map puts Kansas City in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 7a around Kansas City 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 Kansas City's last frost
04/04 is the middle of 30 years of NOAA records, not a promise. Plant by 03/17 and you're betting against frost in roughly 9 years out of 10. 04/20 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Kansas City compares
Kansas City's growing season runs about 211 days, ranking 14,698 of 40,283 US ZIP codes measured here, longest to shortest. Within MO, it ranks 154 of 1,129.
Learn more
zone vs. frost date explains why Zone 7a and Kansas City's frost date answer different questions, and the frost range explains how to read the range around Kansas City's dates instead of trusting one.