Riverdale, GA 30274 Frost Dates
When can you plant in Riverdale, GA?
Typically, the last spring freeze lands around 03/25, roughly 209 days out. The first fall frost typically arrives around 11/12, about 235 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 Riverdale, not a forecast for this year.
What to do before the first frost
About 11 weeks of growing season left in Riverdale before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Riverdale's last frost
03/25 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 Riverdale compares
At roughly 235 frost-free days, Riverdale places 9,572 of 40,283 ZIP codes in this dataset. Within GA, it ranks 418 of 921.
Learn more
local microclimates covers what one yard in Riverdale can differ from the 30274 normal. zone vs. frost date covers why Zone 8b and Riverdale's frost date answer different questions.