ZIP 95064 Zone 9b

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

Nearest qualified station: SANTA CRUZ, CA US (USC00047916), 3.3 miles from the Census ZCTA internal point for this ZIP.

Median last 32°F is January 29. Median first 32°F is December 13. The 50% growing-season length is 323 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 25Earlier date. A last 32°F on or after this day is common.
50%January 29Median.
10%February 28Later 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%November 23Earlier date. A first 32°F on or before this day is uncommon.
50%December 13Median.
90%January 22Later 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%361
50%323
90%278

28°F threshold

10%50%90%
Last, on or afterJanuary 31January 3December 12
First, on or beforeDecember 6December 27January 27
Season at least365 days365 days337 days

36°F threshold

10%50%90%
Last, on or afterApril 12March 14February 4
First, on or beforeNovember 7November 24December 15
Season at least294 days255 days221 days

Station SANTA CRUZ, CA US (USC00047916). Completeness flag S, 29 years used for the 32°F dates. NCEI’s annual probability of at least one day at or below 32°F is 91.1%. Freeze dates are conditional on that threshold occurring. Elevation 21.3 m. The same probability language applies to the 28°F and 36°F rows when those dates passed the same quality checks.

Methodology · California cities