Floyd, VA 24091 Frost Dates
24091, near Floyd, VA: the frost window
Typically, the last spring freeze lands around 04/21, roughly 236 days out. Fall's first freeze usually shows up around 10/25, roughly 186 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Floyd in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Floyd's growing season runs out in roughly 8 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 04/21 isn't a guarantee
04/21 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/05 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/10 and only about 1 year in 10 sees frost after that.
Floyd against the rest of the dataset
About 186 days separate Floyd's last and first frost, putting it 22,916 of 40,283 ZIP codes nationally. Within VA, it ranks 934 of 1,178.
Learn more
Two guides worth reading on 24091: zone vs. frost date, on why Zone 7a and Floyd's frost date answer different questions, and the frost range, on how to read the range around Floyd's dates instead of trusting one.