Hamilton, GA 31823 Frost Dates
31823, near Hamilton, GA: the frost window
Typically, the last spring freeze lands around 04/01, roughly 216 days out. Fall's first freeze usually shows up around 11/03, roughly 216 days after the last spring frost.
Zone 8a (10 to 15°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.
Stretching the season past the first frost
Hamilton's growing season runs out in roughly 10 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Hamilton's last frost
04/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/13 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/16 and only about 1 year in 10 sees frost after that.
Hamilton against the rest of the dataset
About 216 days separate Hamilton's last and first frost, putting it 13,824 of 40,283 ZIP codes nationally. Within GA, it ranks 817 of 921.
Learn more
Two guides worth reading on 31823: local microclimates, on what one yard in Hamilton can differ from the 31823 normal, and zone vs. frost date, on why Zone 8a and Hamilton's frost date answer different questions.