Argyle, MO 65001 Frost Dates
Frost dates for Argyle, MO, ZIP 65001
Around 04/08 is the usual last spring frost, about 223 days away. The first fall frost typically arrives around 10/26, about 200 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 Argyle, not a forecast for this year.
What to do before the first frost
Zone 6b around Argyle 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.
How much risk comes with planting early here
04/08 is the middle of 30 years of NOAA records, not a promise. Plant by 03/21 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 Argyle compares
At roughly 200 frost-free days, Argyle places 17,913 of 40,283 ZIP codes in this dataset. Within MO, it ranks 406 of 1,129.
Learn more
local microclimates explains what one yard in Argyle can differ from the 65001 normal, and zone vs. frost date explains why Zone 6b and Argyle's frost date answer different questions.