Philipsburg, PA 16879 Frost Dates
Philipsburg, PA: when does the frost end?
Typically, the last spring freeze lands around 05/13, roughly 258 days out. Fall's first freeze usually shows up around 10/01, roughly 142 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 Philipsburg, not a forecast for this year.
Stretching the season past the first frost
With roughly 5 weeks until Philipsburg'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
05/13 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/25 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/29 and only about 1 year in 10 sees frost after that.
Philipsburg against the rest of the dataset
Philipsburg's growing season runs about 142 days, ranking 36,742 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,943 of 2,088.
Learn more
Before leaning on 16879's figures: local microclimates explains what one yard in Philipsburg can differ from the 16879 normal, while zone vs. frost date explains why Zone 6a and Philipsburg's frost date answer different questions.