Morrisville, NC 27512 Frost Dates
Frost dates for Morrisville, NC, ZIP 27512
Around 03/27 is the usual last spring frost, about 211 days away. The first fall frost typically arrives around 11/08, about 227 frost-free days later.
Zone 8a (10 to 15°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Morrisville, not a forecast for this year.
What to do before the first frost
Zone 8a around Morrisville has about 10 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 Morrisville's last frost
03/27 is the middle of 30 years of NOAA records, not a promise. Plant by 03/08 and you're betting against frost in roughly 9 years out of 10. 04/10 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Morrisville compares
At roughly 227 frost-free days, Morrisville places 10,954 of 40,283 ZIP codes in this dataset. Within NC, it ranks 336 of 1,078.
Learn more
the frost range explains how to read the range around Morrisville's dates instead of trusting one, and local microclimates explains what one yard in Morrisville can differ from the 27512 normal.