Island Heights, NJ 08732 Frost Dates
Frost dates for Island Heights, NJ, ZIP 08732
Typically, the last spring freeze lands around 04/23, roughly 238 days out. The first fall frost typically arrives around 10/20, about 179 frost-free days later.
Island Heights 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.
What to do before the first frost
Zone 7b around Island Heights 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.
How much risk comes with planting early here
04/23 is the middle of 30 years of NOAA records, not a promise. Plant by 04/08 and you're betting against frost in roughly 9 years out of 10. 05/12 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Island Heights compares
About 179 days separate Island Heights's last and first frost, putting it 25,359 of 40,283 ZIP codes nationally. Within NJ, it ranks 779 of 906.
Learn more
the frost range explains how to read the range around Island Heights's dates instead of trusting one, and local microclimates explains what one yard in Island Heights can differ from the 08732 normal.