Clinton, NJ 08870 Frost Dates
When can you plant in Clinton, NJ?
Around 04/24 is the usual last spring frost, about 239 days away. The first fall frost typically arrives around 10/21, about 179 frost-free days later.
Zone 7a (0 to 5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Clinton, not a forecast for this year.
What to do before the first frost
About 8 weeks of growing season left in Clinton before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Clinton's last frost
04/24 is the middle of 30 years of NOAA records, not a promise. Plant by 04/09 and you're betting against frost in roughly 9 years out of 10. 05/11 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Clinton compares
At roughly 179 frost-free days, Clinton places 25,318 of 40,283 ZIP codes in this dataset. Within NJ, it ranks 765 of 906.
Learn more
local microclimates covers what one yard in Clinton can differ from the 08870 normal. zone vs. frost date covers why Zone 7a and Clinton's frost date answer different questions.