Oberlin, LA 70655 Frost Dates
70655, near Oberlin, LA: the frost window
Around 03/01 is the usual last spring frost, about 185 days away. Fall's first freeze usually shows up around 11/24, 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 Oberlin, not a forecast for this year.
Stretching the season past the first frost
Oberlin's growing season runs out in roughly 13 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
03/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/01 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/26 and only about 1 year in 10 sees frost after that.
Oberlin against the rest of the dataset
Oberlin's growing season runs about 267 days, ranking 5,870 of 40,283 US ZIP codes measured here, longest to shortest. Within LA, it ranks 446 of 710.
Learn more
Two guides worth reading on 70655: zone vs. frost date, on why Zone 9a and Oberlin's frost date answer different questions, and the frost range, on how to read the range around Oberlin's dates instead of trusting one.