How many chill hours does 95228 get?

95228 averages 1062 chill hours per winter, ranging from 904 to 1564 across the last 10 years.

What hardiness zone is 95228?

95228 is in USDA hardiness zone 9b.

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The short answer

95228 averages 1,062 chill hours per winter (904–1,564 across 10 years) in USDA zone 9b.

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 95228’s chill hours and zone:

Chill and zone requirements are comfortably met in 95228.

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How many chill hours does 95228 get?: 95228 averages 1062 chill hours per winter, ranging from 904 to 1564 across the last 10 years.
What hardiness zone is 95228?: 95228 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