FrostDateCheck

Elverson, PA 19523 Frost Dates

19523, near Elverson, PA: the frost window

Zone 7a

Around 04/16 is the usual last spring frost, about 231 days away. Fall's first freeze usually shows up around 10/27, roughly 193 days after the last spring frost.

Elverson sits in USDA Zone 7a (0 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

Elverson's growing season runs out in roughly 9 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 Elverson's last frost

04/16 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/03 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/30 and only about 1 year in 10 sees frost after that.

Elverson against the rest of the dataset

About 193 days separate Elverson's last and first frost, putting it 19,974 of 40,283 ZIP codes nationally. Within PA, it ranks 490 of 2,088.

Learn more

Two guides worth reading on 19523: local microclimates, on what one yard in Elverson can differ from the 19523 normal, and zone vs. frost date, on why Zone 7a and Elverson's frost date answer different questions.