Enon Valley, PA 16120 Frost Dates
Enon Valley, PA: when does the frost end?
The last spring frost here typically falls around 04/22, about 237 days from today. Fall's first freeze usually shows up around 10/28, roughly 186 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Enon Valley in Zone 6a (-10 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 9 weeks until Enon Valley's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Enon Valley's last frost
04/22 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/11 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/08 and only about 1 year in 10 sees frost after that.
Enon Valley against the rest of the dataset
About 186 days separate Enon Valley's last and first frost, putting it 22,930 of 40,283 ZIP codes nationally. Within PA, it ranks 684 of 2,088.
Learn more
Before leaning on 16120's figures: zone vs. frost date explains why Zone 6a and Enon Valley's frost date answer different questions, while the frost range explains how to read the range around Enon Valley's dates instead of trusting one.