Grayson, GA 30017 Frost Dates
Frost dates for Grayson, GA, ZIP 30017
The last spring frost here typically falls around 04/03, about 218 days from today. The first fall frost typically arrives around 11/07, about 219 frost-free days later.
The USDA Plant Hardiness Zone Map puts Grayson 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 Grayson 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.
How much risk comes with planting early here
04/03 is the middle of 30 years of NOAA records, not a promise. Plant by 03/18 and you're betting against frost in roughly 9 years out of 10. 04/17 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Grayson compares
Grayson's growing season runs about 219 days, ranking 13,010 of 40,283 US ZIP codes measured here, longest to shortest. Within GA, it ranks 774 of 921.
Learn more
zone vs. frost date explains why Zone 8a and Grayson's frost date answer different questions, and the frost range explains how to read the range around Grayson's dates instead of trusting one.