Pittsboro, NC 27559 Frost Dates
27559, near Pittsboro, NC: the frost window
Around 04/10 is the usual last spring frost, about 225 days away. Fall's first freeze usually shows up around 10/30, roughly 203 days after the last spring frost.
Pittsboro 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
Pittsboro's growing season runs out in roughly 9 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 04/10 isn't a guarantee
04/10 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/26 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/25 and only about 1 year in 10 sees frost after that.
Pittsboro against the rest of the dataset
At roughly 203 frost-free days, Pittsboro places 16,900 of 40,283 ZIP codes in this dataset. Within NC, it ranks 845 of 1,078.
Learn more
Two guides worth reading on 27559: local microclimates, on what one yard in Pittsboro can differ from the 27559 normal, and zone vs. frost date, on why Zone 8a and Pittsboro's frost date answer different questions.