Houtzdale, PA 16651 Frost Dates
When can you plant in Houtzdale, PA?
Typically, the last spring freeze lands around 05/13, roughly 258 days out. The first fall frost typically arrives around 10/01, about 142 frost-free days later.
The USDA Plant Hardiness Zone Map puts Houtzdale 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
About 5 weeks of growing season left in Houtzdale before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
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 Houtzdale compares
About 142 days separate Houtzdale's last and first frost, putting it 36,779 of 40,283 ZIP codes nationally. Within PA, it ranks 1,948 of 2,088.
Learn more
local microclimates covers what one yard in Houtzdale can differ from the 16651 normal. zone vs. frost date covers why Zone 6a and Houtzdale's frost date answer different questions.