St. George, SC 29447 Frost Dates
St. George, SC: when does the frost end?
The last spring frost here typically falls around 03/22, about 206 days from today. Fall's first freeze usually shows up around 11/12, roughly 238 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts St. George 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
With roughly 11 weeks until St. George's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around St. George's last frost
03/22 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/01 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/07 and only about 1 year in 10 sees frost after that.
St. George against the rest of the dataset
About 238 days separate St. George's last and first frost, putting it 8,989 of 40,283 ZIP codes nationally. Within SC, it ranks 222 of 519.
Learn more
Before leaning on 29447's figures: local microclimates explains what one yard in St. George can differ from the 29447 normal, while zone vs. frost date explains why Zone 8b and St. George's frost date answer different questions.