How many chill hours does 92147 get?

92147 averages 127 chill hours per winter, ranging from 49 to 293 across the last 10 years.

What hardiness zone is 92147?

92147 is in USDA hardiness zone 11a.

Location almanac

The short answer

92147 averages 127 chill hours per winter (49–293 across 10 years) in USDA zone 11a.

92147 climate
Average chill hours	127 (49–293 across 10 winters)
USDA hardiness zone	11a

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 92147’s chill hours and zone:

Chill and zone requirements are comfortably met in 92147.

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

How many chill hours does 92147 get?: 92147 averages 127 chill hours per winter, ranging from 49 to 293 across the last 10 years.
What hardiness zone is 92147?: 92147 is in USDA hardiness zone 11a.

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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