Grantsville, WV 26137 Frost Dates
Grantsville, WV: when does the frost end?
Around 04/26 is the usual last spring frost, about 241 days away. Fall's first freeze usually shows up around 10/20, roughly 175 days after the last spring frost.
Zone 6b (-5 to 0°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 Grantsville, not a forecast for this year.
Stretching the season past the first frost
With roughly 8 weeks until Grantsville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/15 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.
Grantsville against the rest of the dataset
Grantsville's growing season runs about 175 days, ranking 27,181 of 40,283 US ZIP codes measured here, longest to shortest. Within WV, it ranks 616 of 885.
Learn more
Before leaning on 26137's figures: the frost range explains how to read the range around Grantsville's dates instead of trusting one, while local microclimates explains what one yard in Grantsville can differ from the 26137 normal.