ZIP 95014 Zone 9b

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

Nearest qualified station: SKYLINE RIDGE PRESERVE, CA US (USC00048273), 5.7 miles from the Census ZCTA internal point for this ZIP.

Median last 32°F is March 21. Median first 32°F is December 15. The 50% growing-season length is 275 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%January 19Earlier date. A last 32°F on or after this day is common.
50%March 21Median.
10%April 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 21Earlier date. A first 32°F on or before this day is uncommon.
50%December 15Median.
90%January 30Later 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%337
50%275
90%227

28°F threshold

10%50%90%
Last, on or afterMarch 30January 29December 15
First, on or beforeDecember 3January 4March 9
Season at least365 days361 days289 days

36°F threshold

10%50%90%
Last, on or afterMay 27April 26March 25
First, on or beforeNovember 4November 25December 15
Season at least252 days212 days175 days

Station SKYLINE RIDGE PRESERVE, CA US (USC00048273). Completeness flag R, 17 years used for the 32°F dates. NCEI’s annual probability of at least one day at or below 32°F is 97.9%. Freeze dates are conditional on that threshold occurring. Elevation 691.9 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