Aiken, SC 29801 Frost Dates
When can you plant in Aiken, SC?
Typically, the last spring freeze lands around 03/19, roughly 203 days out. The first fall frost typically arrives around 11/14, about 241 frost-free days later.
The USDA Plant Hardiness Zone Map puts Aiken 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
About 11 weeks of growing season left in Aiken 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
03/19 is the middle of 30 years of NOAA records, not a promise. Plant by 02/28 and you're betting against frost in roughly 9 years out of 10. 04/05 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Aiken compares
Aiken's growing season runs about 241 days, ranking 8,515 of 40,283 US ZIP codes measured here, longest to shortest. Within SC, it ranks 168 of 519.
Learn more
zone vs. frost date covers why Zone 8b and Aiken's frost date answer different questions. the frost range covers how to read the range around Aiken's dates instead of trusting one.