Edgewater, NJ 07020 Frost Dates
07020, near Edgewater, NJ: the frost window
Typically, the last spring freeze lands around 03/30, roughly 214 days out. Fall's first freeze usually shows up around 11/20, roughly 236 days after the last spring frost.
Edgewater 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
Edgewater's growing season runs out in roughly 12 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 03/30 isn't a guarantee
03/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/09 and only about 1 year in 10 sees frost after that.
Edgewater against the rest of the dataset
About 236 days separate Edgewater's last and first frost, putting it 9,335 of 40,283 ZIP codes nationally. Within NJ, it ranks 103 of 906.
Learn more
Two guides worth reading on 07020: zone vs. frost date, on why Zone 7b and Edgewater's frost date answer different questions, and the frost range, on how to read the range around Edgewater's dates instead of trusting one.