How many chill hours does 95601 get?

95601 averages 1145 chill hours per winter, ranging from 985 to 1637 across the last 10 years.

What hardiness zone is 95601?

95601 is in USDA hardiness zone 9b.

Location almanac

The short answer

95601 averages 1,145 chill hours per winter (985–1,637 across 10 years) in USDA zone 9b.

95601 climate
Average chill hours	1,145 (985–1,637 across 10 winters)
USDA hardiness zone	9b
Last spring frost	typically January 26 – April 5
First fall frost	typically November 21 – December 18

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 95601’s chill hours and zone:

Chill and zone requirements are comfortably met in 95601.

Show 87 more good fit varieties

How many chill hours does 95601 get?: 95601 averages 1145 chill hours per winter, ranging from 985 to 1637 across the last 10 years.
What hardiness zone is 95601?: 95601 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