How many chill hours does 93405 get?

93405 averages 700 chill hours per winter, ranging from 302 to 1148 across the last 10 years.

What hardiness zone is 93405?

93405 is in USDA hardiness zone 9b.

Location almanac

The short answer

93405 averages 700 chill hours per winter (302–1,148 across 10 years) in USDA zone 9b.

93405 climate
Average chill hours	700 (302–1,148 across 10 winters)
USDA hardiness zone	9b
Last spring frost	typically February 4 – February 24

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 93405’s chill hours and zone:

Chill and zone requirements are comfortably met in 93405.

Show 66 more good fit varieties

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

How many chill hours does 93405 get?: 93405 averages 700 chill hours per winter, ranging from 302 to 1148 across the last 10 years.
What hardiness zone is 93405?: 93405 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