Orangeburg, SC 29118 Frost Dates
29118, near Orangeburg, SC: the frost window
Around 03/13 is the usual last spring frost, about 197 days away. Fall's first freeze usually shows up around 11/15, roughly 249 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Orangeburg in Zone 8b (15 to 20°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Orangeburg's growing season runs out in roughly 11 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 Orangeburg's last frost
03/13 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/17 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/01 and only about 1 year in 10 sees frost after that.
Orangeburg against the rest of the dataset
Orangeburg's growing season runs about 249 days, ranking 7,614 of 40,283 US ZIP codes measured here, longest to shortest. Within SC, it ranks 137 of 519.
Learn more
Two guides worth reading on 29118: zone vs. frost date, on why Zone 8b and Orangeburg's frost date answer different questions, and the frost range, on how to read the range around Orangeburg's dates instead of trusting one.