Smithfield, WV 26348 Frost Dates
26348, near Smithfield, WV: the frost window
Typically, the last spring freeze lands around 05/03, roughly 248 days out. Fall's first freeze usually shows up around 10/10, roughly 159 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Smithfield in Zone 6b (-5 to 0°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
Smithfield's growing season runs out in roughly 6 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 Smithfield's last frost
05/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/19 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/22 and only about 1 year in 10 sees frost after that.
Smithfield against the rest of the dataset
At roughly 159 frost-free days, Smithfield places 32,804 of 40,283 ZIP codes in this dataset. Within WV, it ranks 785 of 885.
Learn more
Two guides worth reading on 26348: zone vs. frost date, on why Zone 6b and Smithfield's frost date answer different questions, and the frost range, on how to read the range around Smithfield's dates instead of trusting one.