How many chill hours does 94528 get?

94528 averages 842 chill hours per winter, ranging from 542 to 1423 across the last 10 years.

What hardiness zone is 94528?

94528 is in USDA hardiness zone 9b.

Location almanac

The short answer

94528 averages 842 chill hours per winter (542–1,423 across 10 years) in USDA zone 9b.

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 94528’s chill hours and zone:

Chill and zone requirements are comfortably met in 94528.

Show 85 more good fit varieties

Possible in a good year or a favorable microclimate — click through for the caveats.

Marginal varieties for this location
Variety	Fruit
Cresthaven	Peach
Redhaven	Peach

How many chill hours does 94528 get?: 94528 averages 842 chill hours per winter, ranging from 542 to 1423 across the last 10 years.
What hardiness zone is 94528?: 94528 is in USDA hardiness zone 9b.

Growing fruit trees in 94528? 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