FrostDateCheck

Woodlynne, NJ 08104 Frost Dates

When can you plant in Woodlynne, NJ?

Zone 7b

The last spring frost here typically falls around 04/15, about 230 days from today. The first fall frost typically arrives around 10/31, about 199 frost-free days later.

Woodlynne 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 9 weeks of growing season left in Woodlynne before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.

How much risk comes with planting early here

04/15 is the middle of 30 years of NOAA records, not a promise. Plant by 04/01 and you're betting against frost in roughly 9 years out of 10. 05/01 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Woodlynne compares

Woodlynne's growing season runs about 199 days, ranking 18,124 of 40,283 US ZIP codes measured here, longest to shortest. Within NJ, it ranks 448 of 906.

Learn more

the frost range covers how to read the range around Woodlynne's dates instead of trusting one. local microclimates covers what one yard in Woodlynne can differ from the 08104 normal.