Dublin, PA 18917 Frost Dates
Dublin, PA: when does the frost end?
The last spring frost here typically falls around 04/13, about 228 days from today. Fall's first freeze usually shows up around 10/30, roughly 198 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Dublin 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 9 weeks until Dublin's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Dublin's last frost
04/13 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 04/27 and only about 1 year in 10 sees frost after that.
Dublin against the rest of the dataset
At roughly 198 frost-free days, Dublin places 18,444 of 40,283 ZIP codes in this dataset. Within PA, it ranks 347 of 2,088.
Learn more
Before leaning on 18917's figures: zone vs. frost date explains why Zone 7a and Dublin's frost date answer different questions, while the frost range explains how to read the range around Dublin's dates instead of trusting one.