Waynesboro, PA 21719 Frost Dates
When can you plant in Waynesboro, PA?
Typically, the last spring freeze lands around 04/14, roughly 229 days out. The first fall frost typically arrives around 10/30, about 197 frost-free days later.
Waynesboro sits in USDA Zone 7a (0 to 5°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
About 9 weeks of growing season left in Waynesboro before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 04/14 isn't a guarantee
04/14 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. 04/30 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Waynesboro compares
About 197 days separate Waynesboro's last and first frost, putting it 18,648 of 40,283 ZIP codes nationally. Within PA, it ranks 358 of 2,088.
Learn more
zone vs. frost date covers why Zone 7a and Waynesboro's frost date answer different questions. the frost range covers how to read the range around Waynesboro's dates instead of trusting one.