Bernville, PA 19506 Frost Dates
19506, near Bernville, PA: the frost window
The last spring frost here typically falls around 04/14, about 229 days from today. Fall's first freeze usually shows up around 10/29, roughly 197 days after the last spring frost.
Bernville sits in USDA Zone 7a (0 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
Bernville'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
04/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/01 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/30 and only about 1 year in 10 sees frost after that.
Bernville against the rest of the dataset
Bernville's growing season runs about 197 days, ranking 18,737 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 375 of 2,088.
Learn more
Two guides worth reading on 19506: zone vs. frost date, on why Zone 7a and Bernville's frost date answer different questions, and the frost range, on how to read the range around Bernville's dates instead of trusting one.