East Prairie, MO 63845 Frost Dates
When can you plant in East Prairie, MO?
Typically, the last spring freeze lands around 03/28, roughly 212 days out. The first fall frost typically arrives around 11/03, about 220 frost-free days later.
Zone 7b (5 to 10°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 East Prairie, not a forecast for this year.
What to do before the first frost
About 10 weeks of growing season left in East Prairie before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 03/28 isn't a guarantee
03/28 is the middle of 30 years of NOAA records, not a promise. Plant by 03/11 and you're betting against frost in roughly 9 years out of 10. 04/12 is the safer bet, historically only a 1-in-10 chance of frost that late.
How East Prairie compares
At roughly 220 frost-free days, East Prairie places 12,815 of 40,283 ZIP codes in this dataset. Within MO, it ranks 40 of 1,129.
Learn more
the frost range covers how to read the range around East Prairie's dates instead of trusting one. local microclimates covers what one yard in East Prairie can differ from the 63845 normal.