Northern Cambria, PA 15738 Frost Dates
Northern Cambria, PA: when does the frost end?
Typically, the last spring freeze lands around 04/29, roughly 244 days out. Fall's first freeze usually shows up around 10/21, roughly 176 days after the last spring frost.
Northern Cambria sits in USDA Zone 6a (-10 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.
Stretching the season past the first frost
With roughly 8 weeks until Northern Cambria'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
04/29 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/17 and only about 1 year in 10 sees frost after that.
Northern Cambria against the rest of the dataset
Northern Cambria's growing season runs about 176 days, ranking 26,453 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,031 of 2,088.
Learn more
Before leaning on 15738's figures: the frost range explains how to read the range around Northern Cambria's dates instead of trusting one, while local microclimates explains what one yard in Northern Cambria can differ from the 15738 normal.