Macon-Bibb County, GA 31208 Frost Dates
Macon-Bibb County, GA: when does the frost end?
Typically, the last spring freeze lands around 03/21, roughly 205 days out. Fall's first freeze usually shows up around 11/10, roughly 235 days after the last spring frost.
Macon-Bibb County sits in USDA Zone 8b (15 to 20°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 11 weeks until Macon-Bibb County's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
03/21 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/28 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/07 and only about 1 year in 10 sees frost after that.
Macon-Bibb County against the rest of the dataset
About 235 days separate Macon-Bibb County's last and first frost, putting it 9,541 of 40,283 ZIP codes nationally. Within GA, it ranks 403 of 921.
Learn more
Before leaning on 31208's figures: local microclimates explains what one yard in Macon-Bibb County can differ from the 31208 normal, while zone vs. frost date explains why Zone 8b and Macon-Bibb County's frost date answer different questions.