Halltown, MO 65664 Frost Dates
When can you plant in Halltown, MO?
Typically, the last spring freeze lands around 04/11, roughly 226 days out. The first fall frost typically arrives around 10/24, about 196 frost-free days later.
Halltown 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
About 8 weeks of growing season left in Halltown before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/11 is the middle of 30 years of NOAA records, not a promise. Plant by 03/25 and you're betting against frost in roughly 9 years out of 10. 04/29 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Halltown compares
About 196 days separate Halltown's last and first frost, putting it 19,118 of 40,283 ZIP codes nationally. Within MO, it ranks 594 of 1,129.
Learn more
local microclimates covers what one yard in Halltown can differ from the 65664 normal. zone vs. frost date covers why Zone 7a and Halltown's frost date answer different questions.