Felton, DE 19943 Frost Dates
19943, near Felton, DE: the frost window
Around 04/04 is the usual last spring frost, about 219 days away. Fall's first freeze usually shows up around 11/04, roughly 214 days after the last spring frost.
Felton 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
Felton'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.
How much risk comes with planting early here
04/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/22 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.
Felton against the rest of the dataset
About 214 days separate Felton's last and first frost, putting it 14,276 of 40,283 ZIP codes nationally. Within DE, it ranks 21 of 96.
Learn more
Two guides worth reading on 19943: the frost range, on how to read the range around Felton's dates instead of trusting one, and local microclimates, on what one yard in Felton can differ from the 19943 normal.