Benson, PA 15937 Frost Dates
Benson, PA: when does the frost end?
Typically, the last spring freeze lands around 04/29, roughly 244 days out. Fall's first freeze usually shows up around 10/21, roughly 176 days after the last spring frost.
Benson sits in USDA Zone 6a (-10 to -5°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 8 weeks until Benson's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Benson's last frost
04/29 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/17 and only about 1 year in 10 sees frost after that.
Benson against the rest of the dataset
Benson's growing season runs about 176 days, ranking 26,654 of 40,283 US ZIP codes measured here, longest to shortest. Within PA, it ranks 1,101 of 2,088.
Learn more
Before leaning on 15937's figures: local microclimates explains what one yard in Benson can differ from the 15937 normal, while zone vs. frost date explains why Zone 6a and Benson's frost date answer different questions.