How many chill hours does 95423 get?

95423 averages 1550 chill hours per winter, ranging from 1236 to 2081 across the last 10 years.

What hardiness zone is 95423?

95423 is in USDA hardiness zone 9a.

Location almanac

The short answer

95423 averages 1,550 chill hours per winter (1,236–2,081 across 10 years) in USDA zone 9a.

95423 climate
Average chill hours	1,550 (1,236–2,081 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically February 3 – March 16
First fall frost	typically November 28 – December 22

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 95423’s chill hours and zone:

Chill and zone requirements are comfortably met in 95423.

Show 87 more good fit varieties

How many chill hours does 95423 get?: 95423 averages 1550 chill hours per winter, ranging from 1236 to 2081 across the last 10 years.
What hardiness zone is 95423?: 95423 is in USDA hardiness zone 9a.

Growing fruit trees in 95423? Get a care calendar anchored to this exact climate, with email reminders.

[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