How many chill hours does 95973 get?

95973 averages 1095 chill hours per winter, ranging from 932 to 1642 across the last 10 years.

What hardiness zone is 95973?

95973 is in USDA hardiness zone 9b.

Location almanac

The short answer

95973 averages 1,095 chill hours per winter (932–1,642 across 10 years) in USDA zone 9b.

95973 climate
Average chill hours	1,095 (932–1,642 across 10 winters)
USDA hardiness zone	9b
Last spring frost	typically January 11 – March 16
First fall frost	typically November 26 – December 7

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 95973’s chill hours and zone:

Chill and zone requirements are comfortably met in 95973.

Show 87 more good fit varieties

How many chill hours does 95973 get?: 95973 averages 1095 chill hours per winter, ranging from 932 to 1642 across the last 10 years.
What hardiness zone is 95973?: 95973 is in USDA hardiness zone 9b.

Growing fruit trees in 95973? 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