Brunswick, NC 28455 Frost Dates
Brunswick, NC: when does the frost end?
Typically, the last spring freeze lands around 03/20, roughly 204 days out. Fall's first freeze usually shows up around 11/17, roughly 243 days after the last spring frost.
Brunswick 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
With roughly 12 weeks until Brunswick's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Brunswick's last frost
03/20 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/28 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.
Brunswick against the rest of the dataset
About 243 days separate Brunswick's last and first frost, putting it 8,317 of 40,283 ZIP codes nationally. Within NC, it ranks 63 of 1,078.
Learn more
Before leaning on 28455's figures: local microclimates explains what one yard in Brunswick can differ from the 28455 normal, while zone vs. frost date explains why Zone 8b and Brunswick's frost date answer different questions.