How many chill hours does 85118 get?

85118 averages 434 chill hours per winter, ranging from 168 to 764 across the last 10 years.

What hardiness zone is 85118?

85118 is in USDA hardiness zone 9b.

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The short answer

85118 averages 434 chill hours per winter (168–764 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 85118’s chill hours and zone:

Chill and zone requirements are comfortably met in 85118.

Show 34 more good fit varieties

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

Show 10 more marginal varieties

How many chill hours does 85118 get?: 85118 averages 434 chill hours per winter, ranging from 168 to 764 across the last 10 years.
What hardiness zone is 85118?: 85118 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