Mineral, VA 23238 Frost Dates
23238, near Mineral, VA: the frost window
Typically, the last spring freeze lands around 04/17, roughly 232 days out. Fall's first freeze usually shows up around 10/27, roughly 191 days after the last spring frost.
Mineral sits in USDA Zone 7b (5 to 10°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
Mineral's growing season runs out in roughly 9 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Mineral's last frost
04/17 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/01 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/08 and only about 1 year in 10 sees frost after that.
Mineral against the rest of the dataset
At roughly 191 frost-free days, Mineral places 20,890 of 40,283 ZIP codes in this dataset. Within VA, it ranks 845 of 1,178.
Learn more
Two guides worth reading on 23238: zone vs. frost date, on why Zone 7b and Mineral's frost date answer different questions, and the frost range, on how to read the range around Mineral's dates instead of trusting one.