Charlotte, NC 28284 Frost Dates
28284, 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.
The USDA Plant Hardiness Zone Map puts Charlotte 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
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.
Why 03/30 isn't a guarantee
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
Charlotte's growing season runs about 221 days, ranking 12,417 of 40,283 US ZIP codes measured here, longest to shortest. Within NC, it ranks 515 of 1,078.
Learn more
Two guides worth reading on 28284: the frost range, on how to read the range around Charlotte's dates instead of trusting one, and local microclimates, on what one yard in Charlotte can differ from the 28284 normal.