FrostDateCheck

Martinsville, VA 24078 Frost Dates

Frost dates for Martinsville, VA, ZIP 24078

Zone 7b

Around 04/24 is the usual last spring frost, about 239 days away. The first fall frost typically arrives around 10/21, about 179 frost-free days later.

Zone 7b (5 to 10°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 Martinsville, not a forecast for this year.

What to do before the first frost

Zone 7b around Martinsville has about 8 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 Martinsville's last frost

04/24 is the middle of 30 years of NOAA records, not a promise. Plant by 04/11 and you're betting against frost in roughly 9 years out of 10. 05/11 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Martinsville compares

About 179 days separate Martinsville's last and first frost, putting it 25,226 of 40,283 ZIP codes nationally. Within VA, it ranks 1,022 of 1,178.

Learn more

the frost range explains how to read the range around Martinsville's dates instead of trusting one, and local microclimates explains what one yard in Martinsville can differ from the 24078 normal.