Simmesport, LA 70712 Frost Dates
70712, near Simmesport, LA: the frost window
The last spring frost here typically falls around 03/02, about 186 days from today. Fall's first freeze usually shows up around 11/24, roughly 268 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 Simmesport, not a forecast for this year.
Stretching the season past the first frost
Simmesport'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
03/02 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 03/29 and only about 1 year in 10 sees frost after that.
Simmesport against the rest of the dataset
Simmesport's growing season runs about 268 days, ranking 5,801 of 40,283 US ZIP codes measured here, longest to shortest. Within LA, it ranks 409 of 710.
Learn more
Two guides worth reading on 70712: the frost range, on how to read the range around Simmesport's dates instead of trusting one, and local microclimates, on what one yard in Simmesport can differ from the 70712 normal.