FrostDateCheck

Perryville, MO 63775 Frost Dates

When can you plant in Perryville, MO?

Zone 6b

The last spring frost here typically falls around 04/19, about 234 days from today. The first fall frost typically arrives around 10/20, about 182 frost-free days later.

Perryville sits in USDA Zone 6b (-5 to 0°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 Perryville before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.

The actual range around Perryville's last frost

04/19 is the middle of 30 years of NOAA records, not a promise. Plant by 04/03 and you're betting against frost in roughly 9 years out of 10. 05/03 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Perryville compares

About 182 days separate Perryville's last and first frost, putting it 24,106 of 40,283 ZIP codes nationally. Within MO, it ranks 968 of 1,129.

Learn more

local microclimates covers what one yard in Perryville can differ from the 63775 normal. zone vs. frost date covers why Zone 6b and Perryville's frost date answer different questions.