How many chill hours does 93257 get?

93257 averages 944 chill hours per winter, ranging from 728 to 1347 across the last 10 years.

What hardiness zone is 93257?

93257 is in USDA hardiness zone 9b.

Location almanac

The short answer

93257 averages 944 chill hours per winter (728–1,347 across 10 years) in USDA zone 9b.

93257 climate
Average chill hours	944 (728–1,347 across 10 winters)
USDA hardiness zone	9b
Last spring frost	typically February 4 – March 2
First fall frost	typically December 14 – December 29

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 93257’s chill hours and zone:

Chill and zone requirements are comfortably met in 93257.

Show 87 more good fit varieties

How many chill hours does 93257 get?: 93257 averages 944 chill hours per winter, ranging from 728 to 1347 across the last 10 years.
What hardiness zone is 93257?: 93257 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