How many chill hours does 92277 get?

92277 averages 420 chill hours per winter, ranging from 250 to 628 across the last 10 years.

What hardiness zone is 92277?

92277 is in USDA hardiness zone 9b.

Location almanac

The short answer

92277 averages 420 chill hours per winter (250–628 across 10 years) in USDA zone 9b.

92277 climate
Average chill hours	420 (250–628 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 92277’s chill hours and zone:

Chill and zone requirements are comfortably met in 92277.

Show 34 more good fit varieties

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

How many chill hours does 92277 get?: 92277 averages 420 chill hours per winter, ranging from 250 to 628 across the last 10 years.
What hardiness zone is 92277?: 92277 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