How many chill hours does 93608 get?

93608 averages 711 chill hours per winter, ranging from 484 to 1109 across the last 10 years.

What hardiness zone is 93608?

93608 is in USDA hardiness zone 9b.

Location almanac

The short answer

93608 averages 711 chill hours per winter (484–1,109 across 10 years) in USDA zone 9b.

93608 climate
Average chill hours	711 (484–1,109 across 10 winters)
USDA hardiness zone	9b
Last spring frost	typically January 17 – February 24
First fall frost	typically December 16 – December 28

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 93608’s chill hours and zone:

Chill and zone requirements are comfortably met in 93608.

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 93608 get?: 93608 averages 711 chill hours per winter, ranging from 484 to 1109 across the last 10 years.
What hardiness zone is 93608?: 93608 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