Havelock, NC 28533 Frost Dates
28533, near Havelock, NC: the frost window
Typically, the last spring freeze lands around 03/19, roughly 203 days out. Fall's first freeze usually shows up around 11/22, roughly 249 days after the last spring frost.
Havelock sits in USDA Zone 8b (15 to 20°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
Havelock's growing season runs out in roughly 12 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Havelock's last frost
03/19 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/26 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/04 and only about 1 year in 10 sees frost after that.
Havelock against the rest of the dataset
At roughly 249 frost-free days, Havelock places 7,609 of 40,283 ZIP codes in this dataset. Within NC, it ranks 46 of 1,078.
Learn more
Two guides worth reading on 28533: zone vs. frost date, on why Zone 8b and Havelock's frost date answer different questions, and the frost range, on how to read the range around Havelock's dates instead of trusting one.