Glen Ridge, NJ 07184 Frost Dates
When can you plant in Glen Ridge, NJ?
The last spring frost here typically falls around 04/18, about 233 days from today. The first fall frost typically arrives around 10/24, about 187 frost-free days later.
Glen Ridge 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
About 8 weeks of growing season left in Glen Ridge before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Glen Ridge's last frost
04/18 is the middle of 30 years of NOAA records, not a promise. Plant by 04/03 and you're betting against frost in roughly 9 years out of 10. 05/07 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Glen Ridge compares
About 187 days separate Glen Ridge's last and first frost, putting it 22,329 of 40,283 ZIP codes nationally. Within NJ, it ranks 700 of 906.
Learn more
zone vs. frost date covers why Zone 7b and Glen Ridge's frost date answer different questions. the frost range covers how to read the range around Glen Ridge's dates instead of trusting one.