How many chill hours does 93665 get?

93665 averages 909 chill hours per winter, ranging from 713 to 1384 across the last 10 years.

What hardiness zone is 93665?

93665 is in USDA hardiness zone 9a.

Location almanac

The short answer

93665 averages 909 chill hours per winter (713–1,384 across 10 years) in USDA zone 9a.

93665 climate
Average chill hours	909 (713–1,384 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 6 – February 24
First fall frost	typically November 11 – December 30

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 93665’s chill hours and zone:

Chill and zone requirements are comfortably met in 93665.

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How many chill hours does 93665 get?: 93665 averages 909 chill hours per winter, ranging from 713 to 1384 across the last 10 years.
What hardiness zone is 93665?: 93665 is in USDA hardiness zone 9a.

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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