Blakely, PA 18452 Frost Dates
Blakely, PA: when does the frost end?
Typically, the last spring freeze lands around 04/23, roughly 238 days out. Fall's first freeze usually shows up around 10/20, roughly 178 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Blakely 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 8 weeks until Blakely'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
04/23 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/09 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/10 and only about 1 year in 10 sees frost after that.
Blakely against the rest of the dataset
At roughly 178 frost-free days, Blakely places 25,676 of 40,283 ZIP codes in this dataset. Within PA, it ranks 898 of 2,088.
Learn more
Before leaning on 18452's figures: local microclimates explains what one yard in Blakely can differ from the 18452 normal, while zone vs. frost date explains why Zone 6b and Blakely's frost date answer different questions.