Yardley, PA 08628 Frost Dates
Yardley, PA: when does the frost end?
Typically, the last spring freeze lands around 04/10, roughly 225 days out. Fall's first freeze usually shows up around 11/01, roughly 202 days after the last spring frost.
Zone 7b (5 to 10°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Yardley, not a forecast for this year.
Stretching the season past the first frost
With roughly 9 weeks until Yardley's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/10 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/30 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/25 and only about 1 year in 10 sees frost after that.
Yardley against the rest of the dataset
At roughly 202 frost-free days, Yardley places 17,248 of 40,283 ZIP codes in this dataset. Within PA, it ranks 221 of 2,088.
Learn more
Before leaning on 08628's figures: local microclimates explains what one yard in Yardley can differ from the 08628 normal, while zone vs. frost date explains why Zone 7b and Yardley's frost date answer different questions.