Spring Lake, NC 28307 Frost Dates
Frost dates for Spring Lake, NC, ZIP 28307
Around 03/30 is the usual last spring frost, about 214 days away. The first fall frost typically arrives around 11/10, about 227 frost-free days later.
Spring Lake 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.
What to do before the first frost
Zone 8a around Spring Lake has about 11 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Spring Lake's last frost
03/30 is the middle of 30 years of NOAA records, not a promise. Plant by 03/09 and you're betting against frost in roughly 9 years out of 10. 04/16 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Spring Lake compares
About 227 days separate Spring Lake's last and first frost, putting it 10,987 of 40,283 ZIP codes nationally. Within NC, it ranks 340 of 1,078.
Learn more
the frost range explains how to read the range around Spring Lake's dates instead of trusting one, and local microclimates explains what one yard in Spring Lake can differ from the 28307 normal.