How many chill hours does 92280 get?

92280 averages 347 chill hours per winter, ranging from 206 to 472 across the last 10 years.

What hardiness zone is 92280?

92280 is in USDA hardiness zone 9b.

Location almanac

The short answer

92280 averages 347 chill hours per winter (206–472 across 10 years) in USDA zone 9b.

92280 climate
Average chill hours	347 (206–472 across 10 winters)
USDA hardiness zone	9b

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 92280’s chill hours and zone:

Chill and zone requirements are comfortably met in 92280.

Show 25 more good fit varieties

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

How many chill hours does 92280 get?: 92280 averages 347 chill hours per winter, ranging from 206 to 472 across the last 10 years.
What hardiness zone is 92280?: 92280 is in USDA hardiness zone 9b.

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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