Byhalia, MS 38611 Frost Dates
38611, near Byhalia, MS: the frost window
The last spring frost here typically falls around 03/26, about 210 days from today. Fall's first freeze usually shows up around 11/06, roughly 227 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Byhalia in Zone 8a (10 to 15°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
Byhalia's growing season runs out in roughly 10 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
03/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/05 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/11 and only about 1 year in 10 sees frost after that.
Byhalia against the rest of the dataset
Byhalia's growing season runs about 227 days, ranking 11,031 of 40,283 US ZIP codes measured here, longest to shortest. Within MS, it ranks 399 of 523.
Learn more
Two guides worth reading on 38611: zone vs. frost date, on why Zone 8a and Byhalia's frost date answer different questions, and the frost range, on how to read the range around Byhalia's dates instead of trusting one.