Plaquemine, LA 70764 Frost Dates
Frost dates for Plaquemine, LA, ZIP 70764
Typically, the last spring freeze lands around 02/28, roughly 184 days out. The first fall frost typically arrives around 11/26, about 272 frost-free days later.
Plaquemine sits in USDA Zone 9a (20 to 25°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
Zone 9a around Plaquemine has about 13 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
02/28 is the middle of 30 years of NOAA records, not a promise. Plant by 01/31 and you're betting against frost in roughly 9 years out of 10. 03/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Plaquemine compares
At roughly 272 frost-free days, Plaquemine places 5,381 of 40,283 ZIP codes in this dataset. Within LA, it ranks 325 of 710.
Learn more
local microclimates explains what one yard in Plaquemine can differ from the 70764 normal, and zone vs. frost date explains why Zone 9a and Plaquemine's frost date answer different questions.