Shippenville, PA 16235 Frost Dates
Shippenville, PA: when does the frost end?
Typically, the last spring freeze lands around 05/06, roughly 251 days out. Fall's first freeze usually shows up around 10/14, roughly 160 days after the last spring frost.
Zone 6a (-10 to -5°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 Shippenville, not a forecast for this year.
Stretching the season past the first frost
With roughly 7 weeks until Shippenville'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
05/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/19 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/23 and only about 1 year in 10 sees frost after that.
Shippenville against the rest of the dataset
About 160 days separate Shippenville's last and first frost, putting it 32,493 of 40,283 ZIP codes nationally. Within PA, it ranks 1,716 of 2,088.
Learn more
Before leaning on 16235's figures: local microclimates explains what one yard in Shippenville can differ from the 16235 normal, while zone vs. frost date explains why Zone 6a and Shippenville's frost date answer different questions.