Smithfield, WV 26448 Frost Dates
When can you plant in Smithfield, WV?
Around 05/03 is the usual last spring frost, about 248 days away. The first fall frost typically arrives around 10/10, about 159 frost-free days later.
Smithfield 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.
What to do before the first frost
About 6 weeks of growing season left in Smithfield before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
05/03 is the middle of 30 years of NOAA records, not a promise. Plant by 04/19 and you're betting against frost in roughly 9 years out of 10. 05/22 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Smithfield compares
Smithfield's growing season runs about 159 days, ranking 32,807 of 40,283 US ZIP codes measured here, longest to shortest. Within WV, it ranks 788 of 885.
Learn more
the frost range covers how to read the range around Smithfield's dates instead of trusting one. local microclimates covers what one yard in Smithfield can differ from the 26448 normal.