Watsontown, PA 17856 Frost Dates
Frost dates for Watsontown, PA, ZIP 17856
Typically, the last spring freeze lands around 04/26, roughly 241 days out. The first fall frost typically arrives around 10/20, about 176 frost-free days later.
The USDA Plant Hardiness Zone Map puts Watsontown 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 Watsontown 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.
The actual range around Watsontown's last frost
04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/13 and you're betting against frost in roughly 9 years out of 10. 05/11 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Watsontown compares
About 176 days separate Watsontown's last and first frost, putting it 26,487 of 40,283 ZIP codes nationally. Within PA, it ranks 1,048 of 2,088.
Learn more
the frost range explains how to read the range around Watsontown's dates instead of trusting one, and local microclimates explains what one yard in Watsontown can differ from the 17856 normal.