Rural Valley, PA 16244 Frost Dates
Frost dates for Rural Valley, PA, ZIP 16244
Typically, the last spring freeze lands around 05/10, roughly 255 days out. The first fall frost typically arrives around 10/12, about 155 frost-free days later.
Rural Valley 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 Rural Valley 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.
Why 05/10 isn't a guarantee
05/10 is the middle of 30 years of NOAA records, not a promise. Plant by 04/24 and you're betting against frost in roughly 9 years out of 10. 05/28 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Rural Valley compares
About 155 days separate Rural Valley's last and first frost, putting it 34,052 of 40,283 ZIP codes nationally. Within PA, it ranks 1,800 of 2,088.
Learn more
the frost range explains how to read the range around Rural Valley's dates instead of trusting one, and local microclimates explains what one yard in Rural Valley can differ from the 16244 normal.