Hamilton, GA 31811 Frost Dates
When can you plant in Hamilton, GA?
Around 03/21 is the usual last spring frost, about 205 days away. The first fall frost typically arrives around 11/18, about 243 frost-free days later.
Zone 8b (15 to 20°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Hamilton, not a forecast for this year.
What to do before the first frost
About 12 weeks of growing season left in Hamilton before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
03/21 is the middle of 30 years of NOAA records, not a promise. Plant by 02/25 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 Hamilton compares
About 243 days separate Hamilton's last and first frost, putting it 8,307 of 40,283 ZIP codes nationally. Within GA, it ranks 342 of 921.
Learn more
the frost range covers how to read the range around Hamilton's dates instead of trusting one. local microclimates covers what one yard in Hamilton can differ from the 31811 normal.