Hyndman, PA 15545 Frost Dates
Frost dates for Hyndman, PA, ZIP 15545
The last spring frost here typically falls around 04/15, about 230 days from today. The first fall frost typically arrives around 10/24, about 190 frost-free days later.
The USDA Plant Hardiness Zone Map puts Hyndman 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 Hyndman has about 8 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 04/15 isn't a guarantee
04/15 is the middle of 30 years of NOAA records, not a promise. Plant by 04/02 and you're betting against frost in roughly 9 years out of 10. 05/05 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Hyndman compares
At roughly 190 frost-free days, Hyndman places 21,244 of 40,283 ZIP codes in this dataset. Within PA, it ranks 555 of 2,088.
Learn more
zone vs. frost date explains why Zone 6b and Hyndman's frost date answer different questions, and the frost range explains how to read the range around Hyndman's dates instead of trusting one.