How many chill hours does 95823 get?

95823 averages 1000 chill hours per winter, ranging from 797 to 1463 across the last 10 years.

What hardiness zone is 95823?

95823 is in USDA hardiness zone 9b.

Location almanac

The short answer

95823 averages 1,000 chill hours per winter (797–1,463 across 10 years) in USDA zone 9b.

95823 climate
Average chill hours	1,000 (797–1,463 across 10 winters)
USDA hardiness zone	9b
Last spring frost	typically January 26 – February 26
First fall frost	typically November 29 – December 19

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 95823’s chill hours and zone:

Chill and zone requirements are comfortably met in 95823.

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How many chill hours does 95823 get?: 95823 averages 1000 chill hours per winter, ranging from 797 to 1463 across the last 10 years.
What hardiness zone is 95823?: 95823 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