Keyport, NJ 07733 Frost Dates
Frost dates for Keyport, NJ, ZIP 07733
Around 04/17 is the usual last spring frost, about 232 days away. The first fall frost typically arrives around 10/23, about 190 frost-free days later.
Keyport 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 Keyport 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
04/17 is the middle of 30 years of NOAA records, not a promise. Plant by 04/02 and you're betting against frost in roughly 9 years out of 10. 05/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Keyport compares
At roughly 190 frost-free days, Keyport places 21,121 of 40,283 ZIP codes in this dataset. Within NJ, it ranks 573 of 906.
Learn more
local microclimates explains what one yard in Keyport can differ from the 07733 normal, and zone vs. frost date explains why Zone 7b and Keyport's frost date answer different questions.