How many chill hours does 89074 get?

89074 averages 691 chill hours per winter, ranging from 407 to 1056 across the last 10 years.

What hardiness zone is 89074?

89074 is in USDA hardiness zone 9b.

Location almanac

The short answer

89074 averages 691 chill hours per winter (407–1,056 across 10 years) in USDA zone 9b.

89074 climate
Average chill hours	691 (407–1,056 across 10 winters)
USDA hardiness zone	9b
Last spring frost	typically January 13 – February 24
First fall frost	typically November 26 – December 26

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 89074’s chill hours and zone:

Chill and zone requirements are comfortably met in 89074.

Show 55 more good fit varieties

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

Show 2 more marginal varieties

How many chill hours does 89074 get?: 89074 averages 691 chill hours per winter, ranging from 407 to 1056 across the last 10 years.
What hardiness zone is 89074?: 89074 is in USDA hardiness zone 9b.

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[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