ZIP 32137 Zone 9b

Florida · USDA zone 9b, average annual extreme minimum 25°F to 30°F.

Nearest qualified station: PALM COAST 6NE, FL US (USC00086767), 4 miles from the Census ZCTA internal point for this ZIP.

Median last 32°F is January 24. Median first 32°F is January 11. The 50% growing-season length is 356 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%December 31Earlier date. A last 32°F on or after this day is common.
50%January 24Median.
10%February 18Later 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%December 19Earlier date. A first 32°F on or before this day is uncommon.
50%January 11Median.
90%February 7Later 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%365
50%356
90%320

28°F threshold

10%50%90%
Last, on or afterFebruary 7January 19December 28
First, on or beforeDecember 24January 16February 5
Season at least365 days365 days340 days

36°F threshold

10%50%90%
Last, on or afterMarch 3February 4January 6
First, on or beforeDecember 7January 3February 4
Season at least363 days328 days295 days

Station PALM COAST 6NE, FL US (USC00086767). Completeness flag R, 16 years used for the 32°F dates. NCEI’s annual probability of at least one day at or below 32°F is 56.8%. Freeze dates are conditional on that threshold occurring. Elevation 1.5 m. The same probability language applies to the 28°F and 36°F rows when those dates passed the same quality checks.

Methodology · Florida cities