Old Appleton, MO 63770 Frost Dates
Frost dates for Old Appleton, MO, ZIP 63770
Typically, the last spring freeze lands around 04/07, roughly 222 days out. The first fall frost typically arrives around 10/29, about 202 frost-free days later.
Old Appleton sits in USDA Zone 7a (0 to 5°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 7a around Old Appleton 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.
How much risk comes with planting early here
04/07 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. 04/22 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Old Appleton compares
Old Appleton's growing season runs about 202 days, ranking 17,392 of 40,283 US ZIP codes measured here, longest to shortest. Within MO, it ranks 357 of 1,129.
Learn more
local microclimates explains what one yard in Old Appleton can differ from the 63770 normal, and zone vs. frost date explains why Zone 7a and Old Appleton's frost date answer different questions.