How many chill hours does 92134 get?

92134 averages 137 chill hours per winter, ranging from 55 to 309 across the last 10 years.

What hardiness zone is 92134?

92134 is in USDA hardiness zone 10b.

Location almanac

The short answer

92134 averages 137 chill hours per winter (55–309 across 10 years) in USDA zone 10b.

92134 climate
Average chill hours	137 (55–309 across 10 winters)
USDA hardiness zone	10b

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 92134’s chill hours and zone:

Chill and zone requirements are comfortably met in 92134.

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

Show 1 more marginal variety

How many chill hours does 92134 get?: 92134 averages 137 chill hours per winter, ranging from 55 to 309 across the last 10 years.
What hardiness zone is 92134?: 92134 is in USDA hardiness zone 10b.

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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