Poulan, GA 31781 Frost Dates
31781, near Poulan, GA: the frost window
Around 03/11 is the usual last spring frost, about 195 days away. Fall's first freeze usually shows up around 11/20, roughly 256 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 Poulan, not a forecast for this year.
Stretching the season past the first frost
Poulan'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.
Why 03/11 isn't a guarantee
03/11 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/19 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.
Poulan against the rest of the dataset
About 256 days separate Poulan's last and first frost, putting it 6,847 of 40,283 ZIP codes nationally. Within GA, it ranks 189 of 921.
Learn more
Two guides worth reading on 31781: local microclimates, on what one yard in Poulan can differ from the 31781 normal, and zone vs. frost date, on why Zone 9a and Poulan's frost date answer different questions.