How many chill hours does 92317 get?

92317 averages 1960 chill hours per winter, ranging from 1472 to 2398 across the last 10 years.

What hardiness zone is 92317?

92317 is in USDA hardiness zone 8a.

Location almanac

The short answer

92317 averages 1,960 chill hours per winter (1,472–2,398 across 10 years) in USDA zone 8a.

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 92317’s chill hours and zone:

Chill and zone requirements are comfortably met in 92317.

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How many chill hours does 92317 get?: 92317 averages 1960 chill hours per winter, ranging from 1472 to 2398 across the last 10 years.
What hardiness zone is 92317?: 92317 is in USDA hardiness zone 8a.

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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