ZIP 32738 Zone 9b

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

Nearest qualified station: SANFORD, FL US (USC00087982), 8.3 miles from the Census ZCTA internal point for this ZIP.

Median last 32°F is January 26. Median first 32°F is January 12. The 50% growing-season length is 359 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 26Median.
10%February 24Later 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 20Earlier date. A first 32°F on or before this day is uncommon.
50%January 12Median.
90%February 10Later 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%359
90%318

28°F threshold

10%50%90%
Last, on or afterFebruary 6January 13December 25
First, on or beforeDecember 19January 11February 5
Season at least365 days365 days348 days

36°F threshold

10%50%90%
Last, on or afterMarch 6February 4January 8
First, on or beforeDecember 9January 6February 6
Season at least365 days328 days298 days

Station SANFORD, FL US (USC00087982). 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 50.5%. Freeze dates are conditional on that threshold occurring. Elevation 3.7 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