How many chill hours does 91935 get?

91935 averages 866 chill hours per winter, ranging from 466 to 1385 across the last 10 years.

What hardiness zone is 91935?

91935 is in USDA hardiness zone 10a.

Location almanac

The short answer

91935 averages 866 chill hours per winter (466–1,385 across 10 years) in USDA 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 91935’s chill hours and zone:

Chill and zone requirements are comfortably met in 91935.

Show 44 more good fit varieties

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

Marginal varieties for this location
Variety	Fruit
Cresthaven	Peach

How many chill hours does 91935 get?: 91935 averages 866 chill hours per winter, ranging from 466 to 1385 across the last 10 years.
What hardiness zone is 91935?: 91935 is in USDA hardiness zone 10a.

Growing fruit trees in 91935? Get a care calendar anchored to this exact climate, with email reminders.

[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