New Oxford, PA 17350 Frost Dates
When can you plant in New Oxford, PA?
Typically, the last spring freeze lands around 04/27, roughly 242 days out. The first fall frost typically arrives around 10/18, about 174 frost-free days later.
New Oxford 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 7 weeks of growing season left in New Oxford before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 04/27 isn't a guarantee
04/27 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 New Oxford compares
About 174 days separate New Oxford's last and first frost, putting it 27,508 of 40,283 ZIP codes nationally. Within PA, it ranks 1,309 of 2,088.
Learn more
zone vs. frost date covers why Zone 7a and New Oxford's frost date answer different questions. the frost range covers how to read the range around New Oxford's dates instead of trusting one.