Dudley, PA 16634 Frost Dates
Frost dates for Dudley, PA, ZIP 16634
Around 04/23 is the usual last spring frost, about 238 days away. The first fall frost typically arrives around 10/21, about 177 frost-free days later.
Dudley 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 Dudley 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 Dudley's last frost
04/23 is the middle of 30 years of NOAA records, not a promise. Plant by 04/08 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 Dudley compares
Dudley's growing season runs about 177 days, ranking 26,281 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,004 of 2,088.
Learn more
the frost range explains how to read the range around Dudley's dates instead of trusting one, and local microclimates explains what one yard in Dudley can differ from the 16634 normal.