Amite City, LA 70422 Frost Dates
Frost dates for Amite City, LA, ZIP 70422
Around 03/07 is the usual last spring frost, about 191 days away. The first fall frost typically arrives around 11/18, about 257 frost-free days later.
Zone 9a (20 to 25°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 Amite City, not a forecast for this year.
What to do before the first frost
Zone 9a around Amite City has about 12 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
03/07 is the middle of 30 years of NOAA records, not a promise. Plant by 02/10 and you're betting against frost in roughly 9 years out of 10. 03/31 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Amite City compares
At roughly 257 frost-free days, Amite City places 6,695 of 40,283 ZIP codes in this dataset. Within LA, it ranks 514 of 710.
Learn more
zone vs. frost date explains why Zone 9a and Amite City's frost date answer different questions, and the frost range explains how to read the range around Amite City's dates instead of trusting one.