Humphrey, AR 72073 Frost Dates
Frost dates for Humphrey, AR, ZIP 72073
Around 03/11 is the usual last spring frost, about 195 days away. The first fall frost typically arrives around 11/17, about 250 frost-free days later.
The USDA Plant Hardiness Zone Map puts Humphrey in Zone 8b (15 to 20°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 8b around Humphrey has about 12 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 Humphrey's last frost
03/11 is the middle of 30 years of NOAA records, not a promise. Plant by 02/21 and you're betting against frost in roughly 9 years out of 10. 03/31 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Humphrey compares
At roughly 250 frost-free days, Humphrey places 7,583 of 40,283 ZIP codes in this dataset. Within AR, it ranks 5 of 687.
Learn more
the frost range explains how to read the range around Humphrey's dates instead of trusting one, and local microclimates explains what one yard in Humphrey can differ from the 72073 normal.