Westminster, SC 29693 Frost Dates
When can you plant in Westminster, SC?
Around 04/09 is the usual last spring frost, about 224 days away. The first fall frost typically arrives around 10/29, about 205 frost-free days later.
Westminster sits in USDA Zone 8a (10 to 15°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
About 9 weeks of growing season left in Westminster before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/09 is the middle of 30 years of NOAA records, not a promise. Plant by 03/23 and you're betting against frost in roughly 9 years out of 10. 04/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Westminster compares
Westminster's growing season runs about 205 days, ranking 16,315 of 40,283 US ZIP codes measured here, longest to shortest. Within SC, it ranks 500 of 519.
Learn more
local microclimates covers what one yard in Westminster can differ from the 29693 normal. zone vs. frost date covers why Zone 8a and Westminster's frost date answer different questions.