How many chill hours does 94038 get?

94038 averages 377 chill hours per winter, ranging from 144 to 880 across the last 10 years.

What hardiness zone is 94038?

94038 is in USDA hardiness zone 10a.

Location almanac

The short answer

94038 averages 377 chill hours per winter (144–880 across 10 years) in USDA zone 10a.

94038 climate
Average chill hours	377 (144–880 across 10 winters)
USDA hardiness zone	10a

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 94038’s chill hours and zone:

Chill and zone requirements are comfortably met in 94038.

Show 13 more good fit varieties

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

Show 1 more marginal variety

How many chill hours does 94038 get?: 94038 averages 377 chill hours per winter, ranging from 144 to 880 across the last 10 years.
What hardiness zone is 94038?: 94038 is in USDA hardiness zone 10a.

Growing fruit trees in 94038? 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