Guttenberg, NJ 10125 Frost Dates
When can you plant in Guttenberg, NJ?
The last spring frost here typically falls around 03/30, about 214 days from today. The first fall frost typically arrives around 11/20, about 236 frost-free days later.
The USDA Plant Hardiness Zone Map puts Guttenberg in Zone 7b (5 to 10°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 12 weeks of growing season left in Guttenberg before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 03/30 isn't a guarantee
03/30 is the middle of 30 years of NOAA records, not a promise. Plant by 03/14 and you're betting against frost in roughly 9 years out of 10. 04/09 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Guttenberg compares
At roughly 236 frost-free days, Guttenberg places 9,369 of 40,283 ZIP codes in this dataset. Within NJ, it ranks 134 of 906.
Learn more
the frost range covers how to read the range around Guttenberg's dates instead of trusting one. local microclimates covers what one yard in Guttenberg can differ from the 10125 normal.