Union, WV 24976 Frost Dates
Frost dates for Union, WV, ZIP 24976
Around 04/26 is the usual last spring frost, about 241 days away. The first fall frost typically arrives around 10/17, about 173 frost-free days later.
Union 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
Zone 6b around Union has about 7 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 04/26 isn't a guarantee
04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/11 and you're betting against frost in roughly 9 years out of 10. 05/15 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Union compares
About 173 days separate Union's last and first frost, putting it 28,058 of 40,283 ZIP codes nationally. Within WV, it ranks 653 of 885.
Learn more
the frost range explains how to read the range around Union's dates instead of trusting one, and local microclimates explains what one yard in Union can differ from the 24976 normal.