Charlotte, NC 28222 Frost Dates
28222, near Charlotte, NC: the frost window
Around 03/30 is the usual last spring frost, about 214 days away. Fall's first freeze usually shows up around 11/03, roughly 221 days after the last spring frost.
Charlotte 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.
Stretching the season past the first frost
Charlotte's growing season runs out in roughly 10 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
03/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/12 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/14 and only about 1 year in 10 sees frost after that.
Charlotte against the rest of the dataset
At roughly 221 frost-free days, Charlotte places 12,387 of 40,283 ZIP codes in this dataset. Within NC, it ranks 485 of 1,078.
Learn more
Two guides worth reading on 28222: zone vs. frost date, on why Zone 8a and Charlotte's frost date answer different questions, and the frost range, on how to read the range around Charlotte's dates instead of trusting one.