Leonville, LA 70551 Frost Dates
Leonville, LA: when does the frost end?
Around 02/28 is the usual last spring frost, about 184 days away. Fall's first freeze usually shows up around 11/23, roughly 267 days after the last spring frost.
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 Leonville, not a forecast for this year.
Stretching the season past the first frost
With roughly 12 weeks until Leonville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Leonville's last frost
02/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/25 and only about 1 year in 10 sees frost after that.
Leonville against the rest of the dataset
At roughly 267 frost-free days, Leonville places 5,881 of 40,283 ZIP codes in this dataset. Within LA, it ranks 449 of 710.
Learn more
Before leaning on 70551's figures: zone vs. frost date explains why Zone 9a and Leonville's frost date answer different questions, while the frost range explains how to read the range around Leonville's dates instead of trusting one.