Milford, NJ 18972 Frost Dates
When can you plant in Milford, NJ?
Around 04/29 is the usual last spring frost, about 244 days away. The first fall frost typically arrives around 10/16, about 170 frost-free days later.
Zone 6b (-5 to 0°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 Milford, not a forecast for this year.
What to do before the first frost
About 7 weeks of growing season left in Milford before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Milford's last frost
04/29 is the middle of 30 years of NOAA records, not a promise. Plant by 04/16 and you're betting against frost in roughly 9 years out of 10. 05/15 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Milford compares
About 170 days separate Milford's last and first frost, putting it 29,099 of 40,283 ZIP codes nationally. Within NJ, it ranks 884 of 906.
Learn more
local microclimates covers what one yard in Milford can differ from the 18972 normal. zone vs. frost date covers why Zone 6b and Milford's frost date answer different questions.