How many chill hours does 92501 get?

92501 averages 409 chill hours per winter, ranging from 207 to 714 across the last 10 years.

What hardiness zone is 92501?

92501 is in USDA hardiness zone 10a.

Location almanac

The short answer

92501 averages 409 chill hours per winter (207–714 across 10 years) in USDA zone 10a.

92501 climate
Average chill hours	409 (207–714 across 10 winters)
USDA hardiness zone	10a

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 92501’s chill hours and zone:

Chill and zone requirements are comfortably met in 92501.

Show 17 more good fit varieties

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

How many chill hours does 92501 get?: 92501 averages 409 chill hours per winter, ranging from 207 to 714 across the last 10 years.
What hardiness zone is 92501?: 92501 is in USDA hardiness zone 10a.

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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