Hyndman, PA 15534 Frost Dates
Frost dates for Hyndman, PA, ZIP 15534
The last spring frost here typically falls around 05/04, about 249 days from today. The first fall frost typically arrives around 10/10, about 158 frost-free days later.
Hyndman sits in USDA Zone 6b (-5 to 0°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
Zone 6b around Hyndman has about 6 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 05/04 isn't a guarantee
05/04 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. 05/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Hyndman compares
At roughly 158 frost-free days, Hyndman places 33,077 of 40,283 ZIP codes in this dataset. Within PA, it ranks 1,752 of 2,088.
Learn more
the frost range explains how to read the range around Hyndman's dates instead of trusting one, and local microclimates explains what one yard in Hyndman can differ from the 15534 normal.