Decatur, AR 72747 Frost Dates
Frost dates for Decatur, AR, ZIP 72747
Around 04/05 is the usual last spring frost, about 220 days away. The first fall frost typically arrives around 10/28, about 204 frost-free days later.
Zone 7a (0 to 5°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 Decatur, not a forecast for this year.
What to do before the first frost
Zone 7a around Decatur 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
04/05 is the middle of 30 years of NOAA records, not a promise. Plant by 03/18 and you're betting against frost in roughly 9 years out of 10. 04/26 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Decatur compares
At roughly 204 frost-free days, Decatur places 16,643 of 40,283 ZIP codes in this dataset. Within AR, it ranks 569 of 687.
Learn more
the frost range explains how to read the range around Decatur's dates instead of trusting one, and local microclimates explains what one yard in Decatur can differ from the 72747 normal.