Arona, PA 15617 Frost Dates
Frost dates for Arona, PA, ZIP 15617
Typically, the last spring freeze lands around 05/01, roughly 246 days out. The first fall frost typically arrives around 10/13, about 164 frost-free days later.
The USDA Plant Hardiness Zone Map puts Arona in Zone 6b (-5 to 0°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 6b around Arona 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.
The actual range around Arona's last frost
05/01 is the middle of 30 years of NOAA records, not a promise. Plant by 04/17 and you're betting against frost in roughly 9 years out of 10. 05/19 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Arona compares
At roughly 164 frost-free days, Arona places 31,197 of 40,283 ZIP codes in this dataset. Within PA, it ranks 1,624 of 2,088.
Learn more
local microclimates explains what one yard in Arona can differ from the 15617 normal, and zone vs. frost date explains why Zone 6b and Arona's frost date answer different questions.