New Holland, PA 17529 Frost Dates
When can you plant in New Holland, PA?
The last spring frost here typically falls around 04/18, about 233 days from today. The first fall frost typically arrives around 10/25, about 186 frost-free days later.
The USDA Plant Hardiness Zone Map puts New Holland 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 8 weeks of growing season left in New Holland 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
04/18 is the middle of 30 years of NOAA records, not a promise. Plant by 04/04 and you're betting against frost in roughly 9 years out of 10. 05/05 is the safer bet, historically only a 1-in-10 chance of frost that late.
How New Holland compares
At roughly 186 frost-free days, New Holland places 22,769 of 40,283 ZIP codes in this dataset. Within PA, it ranks 646 of 2,088.
Learn more
the frost range covers how to read the range around New Holland's dates instead of trusting one. local microclimates covers what one yard in New Holland can differ from the 17529 normal.