Jean Lafitte, LA 70055 Frost Dates
When can you plant in Jean Lafitte, LA?
Typically, the last spring freeze lands around 02/10, roughly 166 days out. The first fall frost typically arrives around 12/12, about 306 frost-free days later.
The USDA Plant Hardiness Zone Map puts Jean Lafitte in Zone 9b (25 to 30°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
About 15 weeks of growing season left in Jean Lafitte before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Jean Lafitte's last frost
02/10 is the middle of 30 years of NOAA records, not a promise. Plant by 01/09 and you're betting against frost in roughly 9 years out of 10. 03/10 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Jean Lafitte compares
About 306 days separate Jean Lafitte's last and first frost, putting it 3,703 of 40,283 ZIP codes nationally. Within LA, it ranks 159 of 710.
Learn more
local microclimates covers what one yard in Jean Lafitte can differ from the 70055 normal. zone vs. frost date covers why Zone 9b and Jean Lafitte's frost date answer different questions.