Claysville, PA 15377 Frost Dates
Frost dates for Claysville, PA, ZIP 15377
Typically, the last spring freeze lands around 05/03, roughly 248 days out. The first fall frost typically arrives around 10/15, about 164 frost-free days later.
Claysville 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 Claysville 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.
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. 05/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Claysville compares
Claysville's growing season runs about 164 days, ranking 31,087 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,595 of 2,088.
Learn more
local microclimates explains what one yard in Claysville can differ from the 15377 normal, and zone vs. frost date explains why Zone 6b and Claysville's frost date answer different questions.