Waynesburg, PA 15364 Frost Dates
Waynesburg, PA: when does the frost end?
Around 05/03 is the usual last spring frost, about 248 days away. Fall's first freeze usually shows up around 10/15, roughly 164 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Waynesburg 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 7 weeks until Waynesburg's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Waynesburg's last frost
05/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/19 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/21 and only about 1 year in 10 sees frost after that.
Waynesburg against the rest of the dataset
Waynesburg's growing season runs about 164 days, ranking 30,931 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,572 of 2,088.
Learn more
Before leaning on 15364's figures: the frost range explains how to read the range around Waynesburg's dates instead of trusting one, while local microclimates explains what one yard in Waynesburg can differ from the 15364 normal.