Thibodaux, LA 70352 Frost Dates
Frost dates for Thibodaux, LA, ZIP 70352
Typically, the last spring freeze lands around 02/05, roughly 161 days out. The first fall frost typically arrives around 12/17, about 312 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 Thibodaux, not a forecast for this year.
What to do before the first frost
Zone 9b around Thibodaux has about 16 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 Thibodaux's last frost
02/05 is the middle of 30 years of NOAA records, not a promise. Plant by 01/06 and you're betting against frost in roughly 9 years out of 10. 03/07 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Thibodaux compares
Thibodaux's growing season runs about 312 days, ranking 3,492 of 40,283 US ZIP codes measured here, longest to shortest. Within LA, it ranks 68 of 710.
Learn more
local microclimates explains what one yard in Thibodaux can differ from the 70352 normal, and zone vs. frost date explains why Zone 9b and Thibodaux's frost date answer different questions.