FrostDateCheck

Shanksville, PA 15560 Frost Dates

Frost dates for Shanksville, PA, ZIP 15560

Zone 6a

Typically, the last spring freeze lands around 05/04, roughly 249 days out. The first fall frost typically arrives around 10/10, about 158 frost-free days later.

Shanksville sits in USDA Zone 6a (-10 to -5°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 6a around Shanksville 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 Shanksville's last frost

05/04 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 Shanksville compares

Shanksville's growing season runs about 158 days, ranking 33,151 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,757 of 2,088.

Learn more

the frost range explains how to read the range around Shanksville's dates instead of trusting one, and local microclimates explains what one yard in Shanksville can differ from the 15560 normal.