Griffin, GA 30266 Frost Dates
Frost dates for Griffin, GA, ZIP 30266
Around 03/26 is the usual last spring frost, about 210 days away. The first fall frost typically arrives around 11/06, about 226 frost-free days later.
The USDA Plant Hardiness Zone Map puts Griffin 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
Zone 8b around Griffin 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 Griffin's last frost
03/26 is the middle of 30 years of NOAA records, not a promise. Plant by 03/04 and you're betting against frost in roughly 9 years out of 10. 04/13 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Griffin compares
At roughly 226 frost-free days, Griffin places 11,158 of 40,283 ZIP codes in this dataset. Within GA, it ranks 655 of 921.
Learn more
local microclimates explains what one yard in Griffin can differ from the 30266 normal, and zone vs. frost date explains why Zone 8b and Griffin's frost date answer different questions.