Rahway, NJ 07065 Frost Dates
Frost dates for Rahway, NJ, ZIP 07065
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.
Rahway 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
Zone 7b around Rahway has about 9 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 04/11 isn't a guarantee
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
Rahway's growing season runs about 202 days, ranking 17,135 of 40,283 US ZIP codes measured here, longest to shortest. Within NJ, it ranks 385 of 906.
Learn more
the frost range explains how to read the range around Rahway's dates instead of trusting one, and local microclimates explains what one yard in Rahway can differ from the 07065 normal.