Pine Bluff, AR 71601 Frost Dates
Frost dates for Pine Bluff, AR, ZIP 71601
Typically, the last spring freeze lands around 03/14, roughly 198 days out. The first fall frost typically arrives around 11/16, about 245 frost-free days later.
The USDA Plant Hardiness Zone Map puts Pine Bluff 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 Pine Bluff has about 11 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 Pine Bluff's last frost
03/14 is the middle of 30 years of NOAA records, not a promise. Plant by 02/27 and you're betting against frost in roughly 9 years out of 10. 04/02 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Pine Bluff compares
Pine Bluff's growing season runs about 245 days, ranking 7,970 of 40,283 US ZIP codes measured here, longest to shortest. Within AR, it ranks 41 of 687.
Learn more
zone vs. frost date explains why Zone 8b and Pine Bluff's frost date answer different questions, and the frost range explains how to read the range around Pine Bluff's dates instead of trusting one.