Richland, PA 17073 Frost Dates
Frost dates for Richland, PA, ZIP 17073
Around 04/20 is the usual last spring frost, about 235 days away. The first fall frost typically arrives around 10/25, about 185 frost-free days later.
Zone 7a (0 to 5°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 Richland, not a forecast for this year.
What to do before the first frost
Zone 7a around Richland 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.
How much risk comes with planting early here
04/20 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. 05/07 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Richland compares
About 185 days separate Richland's last and first frost, putting it 23,214 of 40,283 ZIP codes nationally. Within PA, it ranks 714 of 2,088.
Learn more
the frost range explains how to read the range around Richland's dates instead of trusting one, and local microclimates explains what one yard in Richland can differ from the 17073 normal.