Rahway, NJ 07001 Frost Dates
When can you plant in Rahway, NJ?
The last spring frost here typically falls around 04/11, about 226 days from today. The first fall frost typically arrives around 10/31, about 202 frost-free days later.
Zone 7b (5 to 10°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 Rahway, not a forecast for this year.
What to do before the first frost
About 9 weeks of growing season left in Rahway before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Rahway's last frost
04/11 is the middle of 30 years of NOAA records, not a promise. Plant by 03/30 and you're betting against frost in roughly 9 years out of 10. 04/28 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Rahway compares
About 202 days separate Rahway's last and first frost, putting it 17,134 of 40,283 ZIP codes nationally. Within NJ, it ranks 384 of 906.
Learn more
zone vs. frost date covers why Zone 7b and Rahway's frost date answer different questions. the frost range covers how to read the range around Rahway's dates instead of trusting one.