How many chill hours does 92327 get?

92327 averages 784 chill hours per winter, ranging from 504 to 1165 across the last 10 years.

What hardiness zone is 92327?

92327 is in USDA hardiness zone 9a.

Location almanac

The short answer

92327 averages 784 chill hours per winter (504–1,165 across 10 years) in USDA zone 9a.

92327 climate
Average chill hours	784 (504–1,165 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 9 – February 24
First fall frost	typically December 12 – December 18

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023. Data updated July 3, 2026. See methodology.

Every variety in our database, checked against 92327’s chill hours and zone:

Chill and zone requirements are comfortably met in 92327.

Show 74 more good fit varieties

Possible in a good year or a favorable microclimate — click through for the caveats.

How many chill hours does 92327 get?: 92327 averages 784 chill hours per winter, ranging from 504 to 1165 across the last 10 years.
What hardiness zone is 92327?: 92327 is in USDA hardiness zone 9a.

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[1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
[2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026