How many chill hours does 95831 get?

95831 averages 980 chill hours per winter, ranging from 779 to 1455 across the last 10 years.

What hardiness zone is 95831?

95831 is in USDA hardiness zone 9b.

Location almanac

The short answer

95831 averages 980 chill hours per winter (779–1,455 across 10 years) in USDA zone 9b.

95831 climate
Average chill hours	980 (779–1,455 across 10 winters)
USDA hardiness zone	9b
Last spring frost	typically January 3 – March 5
First fall frost	typically November 29 – December 19

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 95831’s chill hours and zone:

Chill and zone requirements are comfortably met in 95831.

Show 87 more good fit varieties

How many chill hours does 95831 get?: 95831 averages 980 chill hours per winter, ranging from 779 to 1455 across the last 10 years.
What hardiness zone is 95831?: 95831 is in USDA hardiness zone 9b.

Growing fruit trees in 95831? 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