Troy, SC 29819 Frost Dates
Troy, SC: when does the frost end?
Typically, the last spring freeze lands around 03/26, roughly 210 days out. Fall's first freeze usually shows up around 11/12, roughly 233 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Troy in Zone 8a (10 to 15°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 Troy's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
03/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/03 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/10 and only about 1 year in 10 sees frost after that.
Troy against the rest of the dataset
At roughly 233 frost-free days, Troy places 10,008 of 40,283 ZIP codes in this dataset. Within SC, it ranks 308 of 519.
Learn more
Before leaning on 29819's figures: the frost range explains how to read the range around Troy's dates instead of trusting one, while local microclimates explains what one yard in Troy can differ from the 29819 normal.