How many chill hours does 90039 get?

90039 averages 259 chill hours per winter, ranging from 143 to 488 across the last 10 years.

What hardiness zone is 90039?

90039 is in USDA hardiness zone 10b.

Location almanac

The short answer

90039 averages 259 chill hours per winter (143–488 across 10 years) in USDA zone 10b.

90039 climate
Average chill hours	259 (143–488 across 10 winters)
USDA hardiness zone	10b

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 90039’s chill hours and zone:

Chill and zone requirements are comfortably met in 90039.

Show 2 more good fit varieties

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

How many chill hours does 90039 get?: 90039 averages 259 chill hours per winter, ranging from 143 to 488 across the last 10 years.
What hardiness zone is 90039?: 90039 is in USDA hardiness zone 10b.

Growing fruit trees in 90039? 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