Blacksville, WV 26590 Frost Dates
26590, near Blacksville, WV: the frost window
Typically, the last spring freeze lands around 05/04, roughly 249 days out. Fall's first freeze usually shows up around 10/12, roughly 158 days after the last spring frost.
Blacksville sits in USDA Zone 6b (-5 to 0°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
Blacksville'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.
How much risk comes with planting early here
05/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/20 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.
Blacksville against the rest of the dataset
Blacksville's growing season runs about 158 days, ranking 33,170 of 40,283 US ZIP codes measured here, longest to shortest. Within WV, it ranks 807 of 885.
Learn more
Two guides worth reading on 26590: the frost range, on how to read the range around Blacksville's dates instead of trusting one, and local microclimates, on what one yard in Blacksville can differ from the 26590 normal.