ZIP 07201 Zone 7b

New Jersey · USDA zone 7b, average annual extreme minimum 5°F to 10°F.

Nearest qualified station: NEWARK INTL AP, NJ US (USW00014734), 0.9 miles from the Census ZCTA internal point for this ZIP.

Median last 32°F is April 2. Median first 32°F is November 10. The 50% growing-season length is 222 days. The green band runs from the median last frost to the median first frost. Thin ticks mark the 10%, 50%, and 90% dates.

Outside the median season Growing seasonTicks: 10%, 50%, and 90%

Last 32°F in spring

NCEI’s probability is the chance the last spring minimum of 32°F or lower occurs on or after the date.

ProbabilityDateHow to read it
90%March 20Earlier date. A last 32°F on or after this day is common.
50%April 2Median.
10%April 15Later date. A last 32°F on or after this day is uncommon.

First 32°F in fall

NCEI’s probability is the chance the first autumn minimum of 32°F or lower occurs on or before the date.

ProbabilityDateHow to read it
10%October 28Earlier date. A first 32°F on or before this day is uncommon.
50%November 10Median.
90%November 25Later date. A first 32°F on or before this day is common.

32°F growing-season length

Days between the last spring 32°F and the first autumn 32°F. The figure is a length the season meets or exceeds at that probability, from NCEI, not a subtraction done on this site.

Probability the season is at least this longDays
10%243
50%222
90%202

28°F threshold

10%50%90%
Last, on or afterApril 4March 23March 8
First, on or beforeNovember 8November 22December 8
Season at least266 days244 days223 days

36°F threshold

10%50%90%
Last, on or afterApril 29April 13April 1
First, on or beforeOctober 17October 30November 12
Season at least217 days200 days179 days

Station NEWARK INTL AP, NJ US (USW00014734). Completeness flag S, 28 years used for the 32°F dates. NCEI’s annual probability of at least one day at or below 32°F is 100%. Freeze dates are conditional on that threshold occurring. Elevation 2.1 m. The same probability language applies to the 28°F and 36°F rows when those dates passed the same quality checks.

Methodology · New Jersey cities