Lithonia, GA 30058 Frost Dates
Frost dates for Lithonia, GA, ZIP 30058
The last spring frost here typically falls around 03/25, about 209 days from today. The first fall frost typically arrives around 11/09, about 228 frost-free days later.
The USDA Plant Hardiness Zone Map puts Lithonia in Zone 8a (10 to 15°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
Zone 8a around Lithonia has about 10 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 03/25 isn't a guarantee
03/25 is the middle of 30 years of NOAA records, not a promise. Plant by 03/05 and you're betting against frost in roughly 9 years out of 10. 04/12 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lithonia compares
At roughly 228 frost-free days, Lithonia places 10,848 of 40,283 ZIP codes in this dataset. Within GA, it ranks 637 of 921.
Learn more
local microclimates explains what one yard in Lithonia can differ from the 30058 normal, and zone vs. frost date explains why Zone 8a and Lithonia's frost date answer different questions.