San Benito County, California · Frost dates
San Benito County frost dates.
First-frost, last-frost, and growing-season length for San Benito County, California. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 9b
32°F — light freeze
Last spring frost
- 10%
- 06-04
- 20%
- 05-23
- 50%
- 04-23
- 80%
- 04-03
- 90%
- 03-23
First fall frost
- 10%
- 10-07
- 20%
- 10-19
- 50%
- 11-03
- 80%
- 11-16
- 90%
- 11-22
28°F — killing freeze
Last spring freeze
- 10%
- 04-29
- 20%
- 04-08
- 50%
- 03-12
- 80%
- 02-15
- 90%
- 01-31
First fall freeze
- 10%
- 11-01
- 20%
- 11-07
- 50%
- 11-22
- 80%
- 12-07
- 90%
- 12-16
Growing season length (days, 28°F threshold)
- Short year
- 186
- Median
- 255
- Long year
- 319
Source NOAA station
PINNACLES NM, CA US
10.4 mi · 30 yrs of record (1991–2020) · 1307 ft elev.
Data from PINNACLES NM, CA US, 10.4 miles away with 30-year NOAA record (1991-2020).
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