Vinton, LA 70661 Frost Dates
70661, near Vinton, LA: the frost window
Around 02/28 is the usual last spring frost, about 184 days away. Fall's first freeze usually shows up around 11/23, roughly 273 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 Vinton, not a forecast for this year.
Stretching the season past the first frost
Vinton's growing season runs out in roughly 12 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
02/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/29 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/29 and only about 1 year in 10 sees frost after that.
Vinton against the rest of the dataset
Vinton's growing season runs about 273 days, ranking 5,213 of 40,283 US ZIP codes measured here, longest to shortest. Within LA, it ranks 312 of 710.
Learn more
Two guides worth reading on 70661: local microclimates, on what one yard in Vinton can differ from the 70661 normal, and zone vs. frost date, on why Zone 9a and Vinton's frost date answer different questions.