Strattanville, PA 16258 Frost Dates
Frost dates for Strattanville, PA, ZIP 16258
Around 05/06 is the usual last spring frost, about 251 days away. The first fall frost typically arrives around 10/14, about 160 frost-free days later.
Zone 6a (-10 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 Strattanville, not a forecast for this year.
What to do before the first frost
Zone 6a around Strattanville 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.
Why 05/06 isn't a guarantee
05/06 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. 05/23 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Strattanville compares
About 160 days separate Strattanville's last and first frost, putting it 32,483 of 40,283 ZIP codes nationally. Within PA, it ranks 1,715 of 2,088.
Learn more
local microclimates explains what one yard in Strattanville can differ from the 16258 normal, and zone vs. frost date explains why Zone 6a and Strattanville's frost date answer different questions.