How many chill hours does 71346 get?

71346 averages 596 chill hours per winter, ranging from 319 to 725 across the last 10 years.

What hardiness zone is 71346?

71346 is in USDA hardiness zone 9a.

Location almanac

The short answer

71346 averages 596 chill hours per winter (319–725 across 10 years) in USDA zone 9a.

71346 climate
Average chill hours	596 (319–725 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 21 – March 13
First fall frost	typically November 15 – December 9

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 71346’s chill hours and zone:

Chill and zone requirements are comfortably met in 71346.

Show 48 more good fit varieties

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

How many chill hours does 71346 get?: 71346 averages 596 chill hours per winter, ranging from 319 to 725 across the last 10 years.
What hardiness zone is 71346?: 71346 is in USDA hardiness zone 9a.

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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