West Grove, PA 19330 Frost Dates
Frost dates for West Grove, PA, ZIP 19330
Around 04/19 is the usual last spring frost, about 234 days away. The first fall frost typically arrives around 10/26, about 189 frost-free days later.
West Grove 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.
What to do before the first frost
Zone 7a around West Grove has about 8 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 04/19 isn't a guarantee
04/19 is the middle of 30 years of NOAA records, not a promise. Plant by 04/01 and you're betting against frost in roughly 9 years out of 10. 05/03 is the safer bet, historically only a 1-in-10 chance of frost that late.
How West Grove compares
At roughly 189 frost-free days, West Grove places 21,584 of 40,283 ZIP codes in this dataset. Within PA, it ranks 566 of 2,088.
Learn more
zone vs. frost date explains why Zone 7a and West Grove's frost date answer different questions, and the frost range explains how to read the range around West Grove's dates instead of trusting one.