Atlanta, GA 30312 Frost Dates
Frost dates for Atlanta, GA, ZIP 30312
Around 03/24 is the usual last spring frost, about 208 days away. The first fall frost typically arrives around 11/08, about 231 frost-free days later.
Atlanta sits in USDA Zone 8a (10 to 15°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.
What to do before the first frost
Zone 8a around Atlanta 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.
The actual range around Atlanta's last frost
03/24 is the middle of 30 years of NOAA records, not a promise. Plant by 03/02 and you're betting against frost in roughly 9 years out of 10. 04/10 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Atlanta compares
Atlanta's growing season runs about 231 days, ranking 10,083 of 40,283 US ZIP codes measured here, longest to shortest. Within GA, it ranks 490 of 921.
Learn more
the frost range explains how to read the range around Atlanta's dates instead of trusting one, and local microclimates explains what one yard in Atlanta can differ from the 30312 normal.