Hornbeck, LA 71439 Frost Dates
Hornbeck, LA: when does the frost end?
The last spring frost here typically falls around 03/03, about 187 days from today. Fall's first freeze usually shows up around 11/27, 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 Hornbeck, not a forecast for this year.
Stretching the season past the first frost
With roughly 13 weeks until Hornbeck's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Hornbeck's last frost
03/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/09 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/22 and only about 1 year in 10 sees frost after that.
Hornbeck against the rest of the dataset
Hornbeck's growing season runs about 267 days, ranking 5,891 of 40,283 US ZIP codes measured here, longest to shortest. Within LA, it ranks 459 of 710.
Learn more
Before leaning on 71439's figures: zone vs. frost date explains why Zone 9a and Hornbeck's frost date answer different questions, while the frost range explains how to read the range around Hornbeck's dates instead of trusting one.