Waynesboro, GA 30830 Frost Dates
30830, near Waynesboro, GA: the frost window
Typically, the last spring freeze lands around 03/21, roughly 205 days out. Fall's first freeze usually shows up around 11/09, roughly 233 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Waynesboro in Zone 8b (15 to 20°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
Waynesboro'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.
The actual range around Waynesboro's last frost
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 04/08 and only about 1 year in 10 sees frost after that.
Waynesboro against the rest of the dataset
Waynesboro's growing season runs about 233 days, ranking 9,892 of 40,283 US ZIP codes measured here, longest to shortest. Within GA, it ranks 456 of 921.
Learn more
Two guides worth reading on 30830: zone vs. frost date, on why Zone 8b and Waynesboro's frost date answer different questions, and the frost range, on how to read the range around Waynesboro's dates instead of trusting one.