How many chill hours does 95222 get?

95222 averages 1371 chill hours per winter, ranging from 1201 to 1826 across the last 10 years.

What hardiness zone is 95222?

95222 is in USDA hardiness zone 9a.

Location almanac

The short answer

95222 averages 1,371 chill hours per winter (1,201–1,826 across 10 years) in USDA zone 9a.

95222 climate
Average chill hours	1,371 (1,201–1,826 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 26 – April 4
First fall frost	typically November 26 – 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 95222’s chill hours and zone:

Chill and zone requirements are comfortably met in 95222.

Show 87 more good fit varieties

How many chill hours does 95222 get?: 95222 averages 1371 chill hours per winter, ranging from 1201 to 1826 across the last 10 years.
What hardiness zone is 95222?: 95222 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