Nassawadox, VA 23408 Frost Dates
23408, near Nassawadox, VA: the frost window
Around 03/28 is the usual last spring frost, about 212 days away. Fall's first freeze usually shows up around 11/17, roughly 234 days after the last spring frost.
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 Nassawadox, not a forecast for this year.
Stretching the season past the first frost
Nassawadox's growing season runs out in roughly 12 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
03/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/10 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/10 and only about 1 year in 10 sees frost after that.
Nassawadox against the rest of the dataset
About 234 days separate Nassawadox's last and first frost, putting it 9,799 of 40,283 ZIP codes nationally. Within VA, it ranks 87 of 1,178.
Learn more
Two guides worth reading on 23408: local microclimates, on what one yard in Nassawadox can differ from the 23408 normal, and zone vs. frost date, on why Zone 8a and Nassawadox's frost date answer different questions.