Millvale, PA 15224 Frost Dates
Millvale, PA: when does the frost end?
Around 04/18 is the usual last spring frost, about 233 days away. Fall's first freeze usually shows up around 10/28, roughly 193 days after the last spring frost.
Zone 6b (-5 to 0°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Millvale, not a forecast for this year.
Stretching the season past the first frost
With roughly 9 weeks until Millvale'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
04/18 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/02 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/06 and only about 1 year in 10 sees frost after that.
Millvale against the rest of the dataset
At roughly 193 frost-free days, Millvale places 19,929 of 40,283 ZIP codes in this dataset. Within PA, it ranks 475 of 2,088.
Learn more
Before leaning on 15224's figures: local microclimates explains what one yard in Millvale can differ from the 15224 normal, while zone vs. frost date explains why Zone 6b and Millvale's frost date answer different questions.