Edisto Beach, SC 29438 Frost Dates
Frost dates for Edisto Beach, SC, ZIP 29438
Around 03/01 is the usual last spring frost, about 185 days away. The first fall frost typically arrives around 12/06, about 280 frost-free days later.
Edisto Beach sits in USDA Zone 9a (20 to 25°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 9a around Edisto Beach has about 14 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.
The actual range around Edisto Beach's last frost
03/01 is the middle of 30 years of NOAA records, not a promise. Plant by 02/01 and you're betting against frost in roughly 9 years out of 10. 03/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Edisto Beach compares
Edisto Beach's growing season runs about 280 days, ranking 4,838 of 40,283 US ZIP codes measured here, longest to shortest. Within SC, it ranks 28 of 519.
Learn more
zone vs. frost date explains why Zone 9a and Edisto Beach's frost date answer different questions, and the frost range explains how to read the range around Edisto Beach's dates instead of trusting one.