Mangham, LA 71218 Frost Dates
Mangham, LA: when does the frost end?
The last spring frost here typically falls around 02/28, about 184 days from today. Fall's first freeze usually shows up around 11/26, roughly 271 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Mangham in Zone 8b (15 to 20°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 13 weeks until Mangham's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
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 01/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/19 and only about 1 year in 10 sees frost after that.
Mangham against the rest of the dataset
Mangham's growing season runs about 271 days, ranking 5,464 of 40,283 US ZIP codes measured here, longest to shortest. Within LA, it ranks 340 of 710.
Learn more
Before leaning on 71218's figures: zone vs. frost date explains why Zone 8b and Mangham's frost date answer different questions, while the frost range explains how to read the range around Mangham's dates instead of trusting one.