Petersburg, WV 26833 Frost Dates
Frost dates for Petersburg, WV, ZIP 26833
The last spring frost here typically falls around 04/23, about 238 days from today. The first fall frost typically arrives around 10/20, about 179 frost-free days later.
The USDA Plant Hardiness Zone Map puts Petersburg in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 6b around Petersburg has about 8 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 Petersburg's last frost
04/23 is the middle of 30 years of NOAA records, not a promise. Plant by 04/05 and you're betting against frost in roughly 9 years out of 10. 05/13 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Petersburg compares
About 179 days separate Petersburg's last and first frost, putting it 25,333 of 40,283 ZIP codes nationally. Within WV, it ranks 541 of 885.
Learn more
the frost range explains how to read the range around Petersburg's dates instead of trusting one, and local microclimates explains what one yard in Petersburg can differ from the 26833 normal.