Cayce, SC 29208 Frost Dates
Frost dates for Cayce, SC, ZIP 29208
Around 03/16 is the usual last spring frost, about 200 days away. The first fall frost typically arrives around 11/16, about 245 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 Cayce, not a forecast for this year.
What to do before the first frost
Zone 8b around Cayce has about 11 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
03/16 is the middle of 30 years of NOAA records, not a promise. Plant by 02/24 and you're betting against frost in roughly 9 years out of 10. 04/03 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Cayce compares
About 245 days separate Cayce's last and first frost, putting it 8,002 of 40,283 ZIP codes nationally. Within SC, it ranks 155 of 519.
Learn more
zone vs. frost date explains why Zone 8b and Cayce's frost date answer different questions, and the frost range explains how to read the range around Cayce's dates instead of trusting one.