Chester Heights, PA 19319 Frost Dates
Chester Heights, PA: when does the frost end?
The last spring frost here typically falls around 04/26, about 241 days from today. Fall's first freeze usually shows up around 10/18, roughly 174 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Chester Heights 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
With roughly 7 weeks until Chester Heights'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
04/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/10 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/11 and only about 1 year in 10 sees frost after that.
Chester Heights against the rest of the dataset
At roughly 174 frost-free days, Chester Heights places 27,473 of 40,283 ZIP codes in this dataset. Within PA, it ranks 1,303 of 2,088.
Learn more
Before leaning on 19319's figures: zone vs. frost date explains why Zone 7a and Chester Heights's frost date answer different questions, while the frost range explains how to read the range around Chester Heights's dates instead of trusting one.