Osceola Mills, PA 16666 Frost Dates
Frost dates for Osceola Mills, PA, ZIP 16666
The last spring frost here typically falls around 05/13, about 258 days from today. The first fall frost typically arrives around 10/01, about 142 frost-free days later.
The USDA Plant Hardiness Zone Map puts Osceola Mills in Zone 6a (-10 to -5°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 6a around Osceola Mills has about 5 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 Osceola Mills's last frost
05/13 is the middle of 30 years of NOAA records, not a promise. Plant by 04/25 and you're betting against frost in roughly 9 years out of 10. 05/29 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Osceola Mills compares
About 142 days separate Osceola Mills's last and first frost, putting it 36,769 of 40,283 ZIP codes nationally. Within PA, it ranks 1,946 of 2,088.
Learn more
the frost range explains how to read the range around Osceola Mills's dates instead of trusting one, and local microclimates explains what one yard in Osceola Mills can differ from the 16666 normal.