Mount Zion, GA 30150 Frost Dates
30150, near Mount Zion, GA: the frost window
Around 03/28 is the usual last spring frost, about 212 days away. Fall's first freeze usually shows up around 11/05, roughly 222 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Mount Zion 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
Mount Zion'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
03/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/07 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/12 and only about 1 year in 10 sees frost after that.
Mount Zion against the rest of the dataset
About 222 days separate Mount Zion's last and first frost, putting it 12,270 of 40,283 ZIP codes nationally. Within GA, it ranks 718 of 921.
Learn more
Two guides worth reading on 30150: the frost range, on how to read the range around Mount Zion's dates instead of trusting one, and local microclimates, on what one yard in Mount Zion can differ from the 30150 normal.