Macon-Bibb County, GA 31210 Frost Dates
When can you plant in Macon-Bibb County, GA?
Typically, the last spring freeze lands around 03/21, roughly 205 days out. The first fall frost typically arrives around 11/10, about 235 frost-free days later.
The USDA Plant Hardiness Zone Map puts Macon-Bibb County in Zone 8b (15 to 20°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 11 weeks of growing season left in Macon-Bibb County before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 03/21 isn't a guarantee
03/21 is the middle of 30 years of NOAA records, not a promise. Plant by 02/28 and you're betting against frost in roughly 9 years out of 10. 04/07 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Macon-Bibb County compares
About 235 days separate Macon-Bibb County's last and first frost, putting it 9,543 of 40,283 ZIP codes nationally. Within GA, it ranks 405 of 921.
Learn more
zone vs. frost date covers why Zone 8b and Macon-Bibb County's frost date answer different questions. the frost range covers how to read the range around Macon-Bibb County's dates instead of trusting one.