Martinsville, VA 24055 Frost Dates
Martinsville, VA: when does the frost end?
Typically, the last spring freeze lands around 04/14, roughly 229 days out. Fall's first freeze usually shows up around 10/31, roughly 199 days after the last spring frost.
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.
Stretching the season past the first frost
With roughly 9 weeks until Martinsville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/30 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/02 and only about 1 year in 10 sees frost after that.
Martinsville against the rest of the dataset
At roughly 199 frost-free days, Martinsville places 18,051 of 40,283 ZIP codes in this dataset. Within VA, it ranks 649 of 1,178.
Learn more
Before leaning on 24055's figures: zone vs. frost date explains why Zone 7b and Martinsville's frost date answer different questions, while the frost range explains how to read the range around Martinsville's dates instead of trusting one.