Clarksburg, WV 26422 Frost Dates
Clarksburg, WV: when does the frost end?
Around 04/22 is the usual last spring frost, about 237 days away. Fall's first freeze usually shows up around 10/23, roughly 181 days after the last spring frost.
Clarksburg 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
With roughly 8 weeks until Clarksburg's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Clarksburg's last frost
04/22 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/10 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/11 and only about 1 year in 10 sees frost after that.
Clarksburg against the rest of the dataset
At roughly 181 frost-free days, Clarksburg places 24,471 of 40,283 ZIP codes in this dataset. Within WV, it ranks 425 of 885.
Learn more
Before leaning on 26422's figures: zone vs. frost date explains why Zone 6b and Clarksburg's frost date answer different questions, while the frost range explains how to read the range around Clarksburg's dates instead of trusting one.