How many chill hours does 91384 get?

91384 averages 1077 chill hours per winter, ranging from 689 to 1556 across the last 10 years.

What hardiness zone is 91384?

91384 is in USDA hardiness zone 10a.

Location almanac

The short answer

91384 averages 1,077 chill hours per winter (689–1,556 across 10 years) in USDA zone 10a.

91384 climate
Average chill hours	1,077 (689–1,556 across 10 winters)
USDA hardiness zone	10a
Last spring frost	typically February 4 – March 31
First fall frost	typically November 26 – December 16

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 91384’s chill hours and zone:

Chill and zone requirements are comfortably met in 91384.

Show 45 more good fit varieties

How many chill hours does 91384 get?: 91384 averages 1077 chill hours per winter, ranging from 689 to 1556 across the last 10 years.
What hardiness zone is 91384?: 91384 is in USDA hardiness zone 10a.

Growing fruit trees in 91384? 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