Waynesboro, PA 17268 Frost Dates
When can you plant in Waynesboro, PA?
The last spring frost here typically falls around 04/25, about 240 days from today. The first fall frost typically arrives around 10/19, about 176 frost-free days later.
The USDA Plant Hardiness Zone Map puts Waynesboro in Zone 7a (0 to 5°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
About 7 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.
How much risk comes with planting early here
04/25 is the middle of 30 years of NOAA records, not a promise. Plant by 04/12 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 Waynesboro compares
Waynesboro's growing season runs about 176 days, ranking 26,406 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,022 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.