Centerport, PA 19516 Frost Dates
19516, near Centerport, PA: the frost window
Around 04/10 is the usual last spring frost, about 225 days away. Fall's first freeze usually shows up around 10/31, roughly 202 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Centerport in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Centerport's growing season runs out in roughly 9 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
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 03/29 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/26 and only about 1 year in 10 sees frost after that.
Centerport against the rest of the dataset
Centerport's growing season runs about 202 days, ranking 17,349 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 235 of 2,088.
Learn more
Two guides worth reading on 19516: zone vs. frost date, on why Zone 7a and Centerport's frost date answer different questions, and the frost range, on how to read the range around Centerport's dates instead of trusting one.