Kilmichael, MS 39747 Frost Dates
39747, near Kilmichael, MS: the frost window
The last spring frost here typically falls around 04/07, about 222 days from today. Fall's first freeze usually shows up around 10/29, roughly 203 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Kilmichael 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
Kilmichael's growing season runs out in roughly 9 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 04/07 isn't a guarantee
04/07 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/22 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/24 and only about 1 year in 10 sees frost after that.
Kilmichael against the rest of the dataset
At roughly 203 frost-free days, Kilmichael places 17,014 of 40,283 ZIP codes in this dataset. Within MS, it ranks 514 of 523.
Learn more
Two guides worth reading on 39747: local microclimates, on what one yard in Kilmichael can differ from the 39747 normal, and zone vs. frost date, on why Zone 8a and Kilmichael's frost date answer different questions.