Tullytown, PA 19057 Frost Dates
19057, near Tullytown, PA: the frost window
Typically, the last spring freeze lands around 04/04, roughly 219 days out. Fall's first freeze usually shows up around 11/07, roughly 216 days after the last spring frost.
Tullytown sits in USDA Zone 7b (5 to 10°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
Tullytown's growing season runs out in roughly 10 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Tullytown's last frost
04/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/21 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/17 and only about 1 year in 10 sees frost after that.
Tullytown against the rest of the dataset
About 216 days separate Tullytown's last and first frost, putting it 13,810 of 40,283 ZIP codes nationally. Within PA, it ranks 70 of 2,088.
Learn more
Two guides worth reading on 19057: the frost range, on how to read the range around Tullytown's dates instead of trusting one, and local microclimates, on what one yard in Tullytown can differ from the 19057 normal.