Black Oak, AR 72414 Frost Dates
Frost dates for Black Oak, AR, ZIP 72414
Around 03/23 is the usual last spring frost, about 207 days away. The first fall frost typically arrives around 11/09, about 230 frost-free days later.
The USDA Plant Hardiness Zone Map puts Black Oak in Zone 8a (10 to 15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 8a around Black Oak has about 10 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.
The actual range around Black Oak's last frost
03/23 is the middle of 30 years of NOAA records, not a promise. Plant by 03/07 and you're betting against frost in roughly 9 years out of 10. 04/09 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Black Oak compares
At roughly 230 frost-free days, Black Oak places 10,481 of 40,283 ZIP codes in this dataset. Within AR, it ranks 240 of 687.
Learn more
local microclimates explains what one yard in Black Oak can differ from the 72414 normal, and zone vs. frost date explains why Zone 8a and Black Oak's frost date answer different questions.