Zelienople, PA 16123 Frost Dates
Zelienople, PA: when does the frost end?
Around 04/28 is the usual last spring frost, about 243 days away. Fall's first freeze usually shows up around 10/18, roughly 172 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Zelienople in Zone 6b (-5 to 0°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 Zelienople'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
04/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/15 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/15 and only about 1 year in 10 sees frost after that.
Zelienople against the rest of the dataset
At roughly 172 frost-free days, Zelienople places 28,289 of 40,283 ZIP codes in this dataset. Within PA, it ranks 1,359 of 2,088.
Learn more
Before leaning on 16123's figures: local microclimates explains what one yard in Zelienople can differ from the 16123 normal, while zone vs. frost date explains why Zone 6b and Zelienople's frost date answer different questions.