FrostDateCheck

Rupert, WV 24931 Frost Dates

Frost dates for Rupert, WV, ZIP 24931

Zone 6b

Around 05/02 is the usual last spring frost, about 247 days away. The first fall frost typically arrives around 10/11, about 160 frost-free days later.

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 Rupert, not a forecast for this year.

What to do before the first frost

Zone 6b around Rupert has about 6 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.

The actual range around Rupert's last frost

05/02 is the middle of 30 years of NOAA records, not a promise. Plant by 04/16 and you're betting against frost in roughly 9 years out of 10. 05/20 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Rupert compares

Rupert's growing season runs about 160 days, ranking 32,448 of 40,283 US ZIP codes measured here, longest to shortest. Within WV, it ranks 752 of 885.

Learn more

the frost range explains how to read the range around Rupert's dates instead of trusting one, and local microclimates explains what one yard in Rupert can differ from the 24931 normal.