Jean Lafitte, LA 70141 Frost Dates
Frost dates for Jean Lafitte, LA, ZIP 70141
The last spring frost here typically falls around 02/10, about 166 days from today. The first fall frost typically arrives around 12/12, about 306 frost-free days later.
Zone 9b (25 to 30°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Jean Lafitte, not a forecast for this year.
What to do before the first frost
Zone 9b around Jean Lafitte has about 15 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 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
Jean Lafitte's growing season runs about 306 days, ranking 3,711 of 40,283 US ZIP codes measured here, longest to shortest. Within LA, it ranks 167 of 710.
Learn more
the frost range explains how to read the range around Jean Lafitte's dates instead of trusting one, and local microclimates explains what one yard in Jean Lafitte can differ from the 70141 normal.